Home / 14,909.13-20,575.06-8,195.27

Finding the Fourth Proportional to 14,909.13, 20,575.06 and 8,195.27

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Solution

The fourth proportional to 14,909.13, 20,575.06 and 8,195.27 is: 11,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.13 : 20,575.06 = 8,195.27 : x
  2. Step 2: Convert to fraction form
    14,909.13/20,575.06 = 8,195.27/x
  3. Step 3: Cross multiply
    14,909.13x = 20,575.06 × 8,195.27
  4. Step 4: Simplify right side
    14,909.13x = 168,618,171.97
  5. Step 5: Solve for x
    x = 168,618,171.97/14,909.13
  6. Step 6: Final answer
    x = 11,309.73

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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.