Home / 57,942.56-79,965.12-32,447.64

Finding the Fourth Proportional to 57,942.56, 79,965.12 and 32,447.64

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Solution

The fourth proportional to 57,942.56, 79,965.12 and 32,447.64 is: 44,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,942.56 : 79,965.12 = 32,447.64 : x
  2. Step 2: Convert to fraction form
    57,942.56/79,965.12 = 32,447.64/x
  3. Step 3: Cross multiply
    57,942.56x = 79,965.12 × 32,447.64
  4. Step 4: Simplify right side
    57,942.56x = 2,594,679,426.32
  5. Step 5: Solve for x
    x = 2,594,679,426.32/57,942.56
  6. Step 6: Final answer
    x = 44,780.20

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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.