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Finding the Fourth Proportional to 44,252, 66,378 and 15,068

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Solution

The fourth proportional to 44,252, 66,378 and 15,068 is: 22,602

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,252 : 66,378 = 15,068 : x
  2. Step 2: Convert to fraction form
    44,252/66,378 = 15,068/x
  3. Step 3: Cross multiply
    44,252x = 66,378 × 15,068
  4. Step 4: Simplify right side
    44,252x = 1,000,183,704
  5. Step 5: Solve for x
    x = 1,000,183,704/44,252
  6. Step 6: Final answer
    x = 22,602

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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.