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Finding the Fourth Proportional to 57,687.60, 79,595.28 and 32,532.24

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Solution

The fourth proportional to 57,687.60, 79,595.28 and 32,532.24 is: 44,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,687.60 : 79,595.28 = 32,532.24 : x
  2. Step 2: Convert to fraction form
    57,687.60/79,595.28 = 32,532.24/x
  3. Step 3: Cross multiply
    57,687.60x = 79,595.28 × 32,532.24
  4. Step 4: Simplify right side
    57,687.60x = 2,589,412,751.83
  5. Step 5: Solve for x
    x = 2,589,412,751.83/57,687.60
  6. Step 6: Final answer
    x = 44,886.82

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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.