Home / 25,733.48-38,575.56-8,191.88

Finding the Fourth Proportional to 25,733.48, 38,575.56 and 8,191.88

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Solution

The fourth proportional to 25,733.48, 38,575.56 and 8,191.88 is: 12,279.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,733.48 : 38,575.56 = 8,191.88 : x
  2. Step 2: Convert to fraction form
    25,733.48/38,575.56 = 8,191.88/x
  3. Step 3: Cross multiply
    25,733.48x = 38,575.56 × 8,191.88
  4. Step 4: Simplify right side
    25,733.48x = 316,006,358.45
  5. Step 5: Solve for x
    x = 316,006,358.45/25,733.48
  6. Step 6: Final answer
    x = 12,279.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.