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Finding the Fourth Proportional to 44,324.80, 66,472.80 and 14,737.60

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Solution

The fourth proportional to 44,324.80, 66,472.80 and 14,737.60 is: 22,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,324.80 : 66,472.80 = 14,737.60 : x
  2. Step 2: Convert to fraction form
    44,324.80/66,472.80 = 14,737.60/x
  3. Step 3: Cross multiply
    44,324.80x = 66,472.80 × 14,737.60
  4. Step 4: Simplify right side
    44,324.80x = 979,649,537.28
  5. Step 5: Solve for x
    x = 979,649,537.28/44,324.80
  6. Step 6: Final answer
    x = 22,101.61

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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.