Home / 15,027.66-22,520.97-8,774.46

Finding the Fourth Proportional to 15,027.66, 22,520.97 and 8,774.46

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Solution

The fourth proportional to 15,027.66, 22,520.97 and 8,774.46 is: 13,149.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,027.66 : 22,520.97 = 8,774.46 : x
  2. Step 2: Convert to fraction form
    15,027.66/22,520.97 = 8,774.46/x
  3. Step 3: Cross multiply
    15,027.66x = 22,520.97 × 8,774.46
  4. Step 4: Simplify right side
    15,027.66x = 197,609,350.43
  5. Step 5: Solve for x
    x = 197,609,350.43/15,027.66
  6. Step 6: Final answer
    x = 13,149.71

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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.