Home / 39,084.78-58,635.27-15,713.04

Finding the Fourth Proportional to 39,084.78, 58,635.27 and 15,713.04

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Solution

The fourth proportional to 39,084.78, 58,635.27 and 15,713.04 is: 23,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084.78 : 58,635.27 = 15,713.04 : x
  2. Step 2: Convert to fraction form
    39,084.78/58,635.27 = 15,713.04/x
  3. Step 3: Cross multiply
    39,084.78x = 58,635.27 × 15,713.04
  4. Step 4: Simplify right side
    39,084.78x = 921,338,342.92
  5. Step 5: Solve for x
    x = 921,338,342.92/39,084.78
  6. Step 6: Final answer
    x = 23,572.82

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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.