Home / 37,882.13-52,279.13-21,115.25

Finding the Fourth Proportional to 37,882.13, 52,279.13 and 21,115.25

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Solution

The fourth proportional to 37,882.13, 52,279.13 and 21,115.25 is: 29,140.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,882.13 : 52,279.13 = 21,115.25 : x
  2. Step 2: Convert to fraction form
    37,882.13/52,279.13 = 21,115.25/x
  3. Step 3: Cross multiply
    37,882.13x = 52,279.13 × 21,115.25
  4. Step 4: Simplify right side
    37,882.13x = 1,103,886,794.16
  5. Step 5: Solve for x
    x = 1,103,886,794.16/37,882.13
  6. Step 6: Final answer
    x = 29,140.04

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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.