Home / 39,148.17-54,015.11-22,376.97

Finding the Fourth Proportional to 39,148.17, 54,015.11 and 22,376.97

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Solution

The fourth proportional to 39,148.17, 54,015.11 and 22,376.97 is: 30,874.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148.17 : 54,015.11 = 22,376.97 : x
  2. Step 2: Convert to fraction form
    39,148.17/54,015.11 = 22,376.97/x
  3. Step 3: Cross multiply
    39,148.17x = 54,015.11 × 22,376.97
  4. Step 4: Simplify right side
    39,148.17x = 1,208,694,384.13
  5. Step 5: Solve for x
    x = 1,208,694,384.13/39,148.17
  6. Step 6: Final answer
    x = 30,874.86

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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.