Home / 52,320.30-72,200.04-28,446.15

Finding the Fourth Proportional to 52,320.30, 72,200.04 and 28,446.15

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Solution

The fourth proportional to 52,320.30, 72,200.04 and 28,446.15 is: 39,254.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,320.30 : 72,200.04 = 28,446.15 : x
  2. Step 2: Convert to fraction form
    52,320.30/72,200.04 = 28,446.15/x
  3. Step 3: Cross multiply
    52,320.30x = 72,200.04 × 28,446.15
  4. Step 4: Simplify right side
    52,320.30x = 2,053,813,167.85
  5. Step 5: Solve for x
    x = 2,053,813,167.85/52,320.30
  6. Step 6: Final answer
    x = 39,254.61

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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.