Home / 57,251.58-79,008.45-31,757.12

Finding the Fourth Proportional to 57,251.58, 79,008.45 and 31,757.12

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Solution

The fourth proportional to 57,251.58, 79,008.45 and 31,757.12 is: 43,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,251.58 : 79,008.45 = 31,757.12 : x
  2. Step 2: Convert to fraction form
    57,251.58/79,008.45 = 31,757.12/x
  3. Step 3: Cross multiply
    57,251.58x = 79,008.45 × 31,757.12
  4. Step 4: Simplify right side
    57,251.58x = 2,509,080,432.62
  5. Step 5: Solve for x
    x = 2,509,080,432.62/57,251.58
  6. Step 6: Final answer
    x = 43,825.52

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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.