Home / 57,423.30-79,248.38-31,934.25

Finding the Fourth Proportional to 57,423.30, 79,248.38 and 31,934.25

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Solution

The fourth proportional to 57,423.30, 79,248.38 and 31,934.25 is: 44,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,423.30 : 79,248.38 = 31,934.25 : x
  2. Step 2: Convert to fraction form
    57,423.30/79,248.38 = 31,934.25/x
  3. Step 3: Cross multiply
    57,423.30x = 79,248.38 × 31,934.25
  4. Step 4: Simplify right side
    57,423.30x = 2,530,737,419.34
  5. Step 5: Solve for x
    x = 2,530,737,419.34/57,423.30
  6. Step 6: Final answer
    x = 44,071.61

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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.