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Finding the Fourth Proportional to 44,572.84, 66,862.56 and 14,990.56

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Solution

The fourth proportional to 44,572.84, 66,862.56 and 14,990.56 is: 22,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,572.84 : 66,862.56 = 14,990.56 : x
  2. Step 2: Convert to fraction form
    44,572.84/66,862.56 = 14,990.56/x
  3. Step 3: Cross multiply
    44,572.84x = 66,862.56 × 14,990.56
  4. Step 4: Simplify right side
    44,572.84x = 1,002,307,217.43
  5. Step 5: Solve for x
    x = 1,002,307,217.43/44,572.84
  6. Step 6: Final answer
    x = 22,486.95

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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.