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Finding the Fourth Proportional to 44,615.82, 66,929.91 and 15,042.12

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Solution

The fourth proportional to 44,615.82, 66,929.91 and 15,042.12 is: 22,565.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,615.82 : 66,929.91 = 15,042.12 : x
  2. Step 2: Convert to fraction form
    44,615.82/66,929.91 = 15,042.12/x
  3. Step 3: Cross multiply
    44,615.82x = 66,929.91 × 15,042.12
  4. Step 4: Simplify right side
    44,615.82x = 1,006,767,737.81
  5. Step 5: Solve for x
    x = 1,006,767,737.81/44,615.82
  6. Step 6: Final answer
    x = 22,565.26

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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.