Home / 39,414.97-59,104.68-11,328.61

Finding the Fourth Proportional to 39,414.97, 59,104.68 and 11,328.61

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Solution

The fourth proportional to 39,414.97, 59,104.68 and 11,328.61 is: 16,987.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,414.97 : 59,104.68 = 11,328.61 : x
  2. Step 2: Convert to fraction form
    39,414.97/59,104.68 = 11,328.61/x
  3. Step 3: Cross multiply
    39,414.97x = 59,104.68 × 11,328.61
  4. Step 4: Simplify right side
    39,414.97x = 669,573,868.89
  5. Step 5: Solve for x
    x = 669,573,868.89/39,414.97
  6. Step 6: Final answer
    x = 16,987.81

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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.