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Finding the Fourth Proportional to 44,088, 66,132.36 and 16,386

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Solution

The fourth proportional to 44,088, 66,132.36 and 16,386 is: 24,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,088 : 66,132.36 = 16,386 : x
  2. Step 2: Convert to fraction form
    44,088/66,132.36 = 16,386/x
  3. Step 3: Cross multiply
    44,088x = 66,132.36 × 16,386
  4. Step 4: Simplify right side
    44,088x = 1,083,644,850.96
  5. Step 5: Solve for x
    x = 1,083,644,850.96/44,088
  6. Step 6: Final answer
    x = 24,579.13

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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.