Home / 52,218.20-72,061.48-28,344.87

Finding the Fourth Proportional to 52,218.20, 72,061.48 and 28,344.87

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Solution

The fourth proportional to 52,218.20, 72,061.48 and 28,344.87 is: 39,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,218.20 : 72,061.48 = 28,344.87 : x
  2. Step 2: Convert to fraction form
    52,218.20/72,061.48 = 28,344.87/x
  3. Step 3: Cross multiply
    52,218.20x = 72,061.48 × 28,344.87
  4. Step 4: Simplify right side
    52,218.20x = 2,042,573,282.61
  5. Step 5: Solve for x
    x = 2,042,573,282.61/52,218.20
  6. Step 6: Final answer
    x = 39,116.12

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1.5x scale

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.