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Finding the Fourth Proportional to 52,702.63, 79,035.04 and 15,254.95

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Solution

The fourth proportional to 52,702.63, 79,035.04 and 15,254.95 is: 22,876.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,702.63 : 79,035.04 = 15,254.95 : x
  2. Step 2: Convert to fraction form
    52,702.63/79,035.04 = 15,254.95/x
  3. Step 3: Cross multiply
    52,702.63x = 79,035.04 × 15,254.95
  4. Step 4: Simplify right side
    52,702.63x = 1,205,675,819.17
  5. Step 5: Solve for x
    x = 1,205,675,819.17/52,702.63
  6. Step 6: Final answer
    x = 22,876.96

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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.