Home / 57,381.60-79,187.28-32,231.52

Finding the Fourth Proportional to 57,381.60, 79,187.28 and 32,231.52

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Solution

The fourth proportional to 57,381.60, 79,187.28 and 32,231.52 is: 44,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,381.60 : 79,187.28 = 32,231.52 : x
  2. Step 2: Convert to fraction form
    57,381.60/79,187.28 = 32,231.52/x
  3. Step 3: Cross multiply
    57,381.60x = 79,187.28 × 32,231.52
  4. Step 4: Simplify right side
    57,381.60x = 2,552,326,399.07
  5. Step 5: Solve for x
    x = 2,552,326,399.07/57,381.60
  6. Step 6: Final answer
    x = 44,479.88

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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.