Home / 14,531.20-20,052.45-8,244.76

Finding the Fourth Proportional to 14,531.20, 20,052.45 and 8,244.76

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Solution

The fourth proportional to 14,531.20, 20,052.45 and 8,244.76 is: 11,377.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.20 : 20,052.45 = 8,244.76 : x
  2. Step 2: Convert to fraction form
    14,531.20/20,052.45 = 8,244.76/x
  3. Step 3: Cross multiply
    14,531.20x = 20,052.45 × 8,244.76
  4. Step 4: Simplify right side
    14,531.20x = 165,327,637.66
  5. Step 5: Solve for x
    x = 165,327,637.66/14,531.20
  6. Step 6: Final answer
    x = 11,377.42

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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.