Home / 24,721.29-34,115.85-13,543.29

Finding the Fourth Proportional to 24,721.29, 34,115.85 and 13,543.29

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Solution

The fourth proportional to 24,721.29, 34,115.85 and 13,543.29 is: 18,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,721.29 : 34,115.85 = 13,543.29 : x
  2. Step 2: Convert to fraction form
    24,721.29/34,115.85 = 13,543.29/x
  3. Step 3: Cross multiply
    24,721.29x = 34,115.85 × 13,543.29
  4. Step 4: Simplify right side
    24,721.29x = 462,040,850.15
  5. Step 5: Solve for x
    x = 462,040,850.15/24,721.29
  6. Step 6: Final answer
    x = 18,690.00

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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.