Home / 52,345.20-72,234.27-28,471.85

Finding the Fourth Proportional to 52,345.20, 72,234.27 and 28,471.85

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Solution

The fourth proportional to 52,345.20, 72,234.27 and 28,471.85 is: 39,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,345.20 : 72,234.27 = 28,471.85 : x
  2. Step 2: Convert to fraction form
    52,345.20/72,234.27 = 28,471.85/x
  3. Step 3: Cross multiply
    52,345.20x = 72,234.27 × 28,471.85
  4. Step 4: Simplify right side
    52,345.20x = 2,056,642,939.13
  5. Step 5: Solve for x
    x = 2,056,642,939.13/52,345.20
  6. Step 6: Final answer
    x = 39,290.00

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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.