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Finding the Fourth Proportional to 44,616.18, 66,934.17 and 13,449.18

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Solution

The fourth proportional to 44,616.18, 66,934.17 and 13,449.18 is: 20,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,616.18 : 66,934.17 = 13,449.18 : x
  2. Step 2: Convert to fraction form
    44,616.18/66,934.17 = 13,449.18/x
  3. Step 3: Cross multiply
    44,616.18x = 66,934.17 × 13,449.18
  4. Step 4: Simplify right side
    44,616.18x = 900,209,700.48
  5. Step 5: Solve for x
    x = 900,209,700.48/44,616.18
  6. Step 6: Final answer
    x = 20,176.75

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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.