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Finding the Fourth Proportional to 36,491.60, 54,737.40 and 26,577.20

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Solution

The fourth proportional to 36,491.60, 54,737.40 and 26,577.20 is: 39,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,491.60 : 54,737.40 = 26,577.20 : x
  2. Step 2: Convert to fraction form
    36,491.60/54,737.40 = 26,577.20/x
  3. Step 3: Cross multiply
    36,491.60x = 54,737.40 × 26,577.20
  4. Step 4: Simplify right side
    36,491.60x = 1,454,766,827.28
  5. Step 5: Solve for x
    x = 1,454,766,827.28/36,491.60
  6. Step 6: Final answer
    x = 39,865.80

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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.