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Finding the Fourth Proportional to 57,573.80, 79,451.01 and 32,082.05

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Solution

The fourth proportional to 57,573.80, 79,451.01 and 32,082.05 is: 44,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,573.80 : 79,451.01 = 32,082.05 : x
  2. Step 2: Convert to fraction form
    57,573.80/79,451.01 = 32,082.05/x
  3. Step 3: Cross multiply
    57,573.80x = 79,451.01 × 32,082.05
  4. Step 4: Simplify right side
    57,573.80x = 2,548,950,878.12
  5. Step 5: Solve for x
    x = 2,548,950,878.12/57,573.80
  6. Step 6: Final answer
    x = 44,272.76

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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.