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Finding the Fourth Proportional to 44,616.61, 66,921.27 and 15,033.79

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Solution

The fourth proportional to 44,616.61, 66,921.27 and 15,033.79 is: 22,549.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,616.61 : 66,921.27 = 15,033.79 : x
  2. Step 2: Convert to fraction form
    44,616.61/66,921.27 = 15,033.79/x
  3. Step 3: Cross multiply
    44,616.61x = 66,921.27 × 15,033.79
  4. Step 4: Simplify right side
    44,616.61x = 1,006,080,319.71
  5. Step 5: Solve for x
    x = 1,006,080,319.71/44,616.61
  6. Step 6: Final answer
    x = 22,549.46

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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.