Home / 38,007.17-57,016.88-11,711.90

Finding the Fourth Proportional to 38,007.17, 57,016.88 and 11,711.90

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Solution

The fourth proportional to 38,007.17, 57,016.88 and 11,711.90 is: 17,569.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,007.17 : 57,016.88 = 11,711.90 : x
  2. Step 2: Convert to fraction form
    38,007.17/57,016.88 = 11,711.90/x
  3. Step 3: Cross multiply
    38,007.17x = 57,016.88 × 11,711.90
  4. Step 4: Simplify right side
    38,007.17x = 667,776,168.69
  5. Step 5: Solve for x
    x = 667,776,168.69/38,007.17
  6. Step 6: Final answer
    x = 17,569.74

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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.