Home / 52,713.26-72,744.25-28,839.95

Finding the Fourth Proportional to 52,713.26, 72,744.25 and 28,839.95

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Solution

The fourth proportional to 52,713.26, 72,744.25 and 28,839.95 is: 39,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,713.26 : 72,744.25 = 28,839.95 : x
  2. Step 2: Convert to fraction form
    52,713.26/72,744.25 = 28,839.95/x
  3. Step 3: Cross multiply
    52,713.26x = 72,744.25 × 28,839.95
  4. Step 4: Simplify right side
    52,713.26x = 2,097,940,532.79
  5. Step 5: Solve for x
    x = 2,097,940,532.79/52,713.26
  6. Step 6: Final answer
    x = 39,799.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.