Home / 38,461.24-53,076.51-21,233.62

Finding the Fourth Proportional to 38,461.24, 53,076.51 and 21,233.62

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Solution

The fourth proportional to 38,461.24, 53,076.51 and 21,233.62 is: 29,302.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,461.24 : 53,076.51 = 21,233.62 : x
  2. Step 2: Convert to fraction form
    38,461.24/53,076.51 = 21,233.62/x
  3. Step 3: Cross multiply
    38,461.24x = 53,076.51 × 21,233.62
  4. Step 4: Simplify right side
    38,461.24x = 1,127,006,444.27
  5. Step 5: Solve for x
    x = 1,127,006,444.27/38,461.24
  6. Step 6: Final answer
    x = 29,302.39

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Find fourth proportional to 19,230.62, 26,538.26 and 10,616.81
Half scale
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Double scale
Find fourth proportional to 38,462.24, 53,077.89 and 21,234.62
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.