Home / 27,538.48-38,003.33-14,963.23

Finding the Fourth Proportional to 27,538.48, 38,003.33 and 14,963.23

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Solution

The fourth proportional to 27,538.48, 38,003.33 and 14,963.23 is: 20,649.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,538.48 : 38,003.33 = 14,963.23 : x
  2. Step 2: Convert to fraction form
    27,538.48/38,003.33 = 14,963.23/x
  3. Step 3: Cross multiply
    27,538.48x = 38,003.33 × 14,963.23
  4. Step 4: Simplify right side
    27,538.48x = 568,652,397.73
  5. Step 5: Solve for x
    x = 568,652,397.73/27,538.48
  6. Step 6: Final answer
    x = 20,649.38

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Find fourth proportional to 13,769.24, 19,001.66 and 7,481.61
Half scale
Find fourth proportional to 55,076.96, 76,006.65 and 29,926.46
Double scale
Find fourth proportional to 27,539.48, 38,004.71 and 14,964.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.