Home / 14,540.80-20,061.04-8,249.52

Finding the Fourth Proportional to 14,540.80, 20,061.04 and 8,249.52

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Solution

The fourth proportional to 14,540.80, 20,061.04 and 8,249.52 is: 11,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.80 : 20,061.04 = 8,249.52 : x
  2. Step 2: Convert to fraction form
    14,540.80/20,061.04 = 8,249.52/x
  3. Step 3: Cross multiply
    14,540.80x = 20,061.04 × 8,249.52
  4. Step 4: Simplify right side
    14,540.80x = 165,493,950.70
  5. Step 5: Solve for x
    x = 165,493,950.70/14,540.80
  6. Step 6: Final answer
    x = 11,381.35

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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.