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Finding the Fourth Proportional to 57,601.80, 79,463.32 and 33,713.68

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Solution

The fourth proportional to 57,601.80, 79,463.32 and 33,713.68 is: 46,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,601.80 : 79,463.32 = 33,713.68 : x
  2. Step 2: Convert to fraction form
    57,601.80/79,463.32 = 33,713.68/x
  3. Step 3: Cross multiply
    57,601.80x = 79,463.32 × 33,713.68
  4. Step 4: Simplify right side
    57,601.80x = 2,679,000,942.22
  5. Step 5: Solve for x
    x = 2,679,000,942.22/57,601.80
  6. Step 6: Final answer
    x = 46,508.98

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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.