Home / 38,176.38-57,253.59-15,989.22

Finding the Fourth Proportional to 38,176.38, 57,253.59 and 15,989.22

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Solution

The fourth proportional to 38,176.38, 57,253.59 and 15,989.22 is: 23,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,176.38 : 57,253.59 = 15,989.22 : x
  2. Step 2: Convert to fraction form
    38,176.38/57,253.59 = 15,989.22/x
  3. Step 3: Cross multiply
    38,176.38x = 57,253.59 × 15,989.22
  4. Step 4: Simplify right side
    38,176.38x = 915,440,246.30
  5. Step 5: Solve for x
    x = 915,440,246.30/38,176.38
  6. Step 6: Final answer
    x = 23,979.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.