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Finding the Fourth Proportional to 44,376.72, 66,545.46 and 16,655.28

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Solution

The fourth proportional to 44,376.72, 66,545.46 and 16,655.28 is: 24,975.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,376.72 : 66,545.46 = 16,655.28 : x
  2. Step 2: Convert to fraction form
    44,376.72/66,545.46 = 16,655.28/x
  3. Step 3: Cross multiply
    44,376.72x = 66,545.46 × 16,655.28
  4. Step 4: Simplify right side
    44,376.72x = 1,108,333,269.03
  5. Step 5: Solve for x
    x = 1,108,333,269.03/44,376.72
  6. Step 6: Final answer
    x = 24,975.56

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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.