Home / 24,720.50-34,115.01-13,543.22

Finding the Fourth Proportional to 24,720.50, 34,115.01 and 13,543.22

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Solution

The fourth proportional to 24,720.50, 34,115.01 and 13,543.22 is: 18,690.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,720.50 : 34,115.01 = 13,543.22 : x
  2. Step 2: Convert to fraction form
    24,720.50/34,115.01 = 13,543.22/x
  3. Step 3: Cross multiply
    24,720.50x = 34,115.01 × 13,543.22
  4. Step 4: Simplify right side
    24,720.50x = 462,027,085.73
  5. Step 5: Solve for x
    x = 462,027,085.73/24,720.50
  6. Step 6: Final answer
    x = 18,690.04

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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.