Home / 27,707.48-38,236.33-15,132.23

Finding the Fourth Proportional to 27,707.48, 38,236.33 and 15,132.23

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Solution

The fourth proportional to 27,707.48, 38,236.33 and 15,132.23 is: 20,882.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,707.48 : 38,236.33 = 15,132.23 : x
  2. Step 2: Convert to fraction form
    27,707.48/38,236.33 = 15,132.23/x
  3. Step 3: Cross multiply
    27,707.48x = 38,236.33 × 15,132.23
  4. Step 4: Simplify right side
    27,707.48x = 578,601,126.12
  5. Step 5: Solve for x
    x = 578,601,126.12/27,707.48
  6. Step 6: Final answer
    x = 20,882.48

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Half scale
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Double scale
Find fourth proportional to 27,708.48, 38,237.71 and 15,133.23
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.