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Finding the Fourth Proportional to 49,254.87, 73,891.95 and 17,656.49

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Solution

The fourth proportional to 49,254.87, 73,891.95 and 17,656.49 is: 26,488.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,254.87 : 73,891.95 = 17,656.49 : x
  2. Step 2: Convert to fraction form
    49,254.87/73,891.95 = 17,656.49/x
  3. Step 3: Cross multiply
    49,254.87x = 73,891.95 × 17,656.49
  4. Step 4: Simplify right side
    49,254.87x = 1,304,672,106.80
  5. Step 5: Solve for x
    x = 1,304,672,106.80/49,254.87
  6. Step 6: Final answer
    x = 26,488.18

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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.