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Finding the Fourth Proportional to 39,841.50, 59,787.47 and 36,100.91

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Solution

The fourth proportional to 39,841.50, 59,787.47 and 36,100.91 is: 54,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,841.50 : 59,787.47 = 36,100.91 : x
  2. Step 2: Convert to fraction form
    39,841.50/59,787.47 = 36,100.91/x
  3. Step 3: Cross multiply
    39,841.50x = 59,787.47 × 36,100.91
  4. Step 4: Simplify right side
    39,841.50x = 2,158,382,073.60
  5. Step 5: Solve for x
    x = 2,158,382,073.60/39,841.50
  6. Step 6: Final answer
    x = 54,174.22

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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.