Home / 12,561.24-18,841.40-5,068.04

Finding the Fourth Proportional to 12,561.24, 18,841.40 and 5,068.04

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Solution

The fourth proportional to 12,561.24, 18,841.40 and 5,068.04 is: 7,601.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561.24 : 18,841.40 = 5,068.04 : x
  2. Step 2: Convert to fraction form
    12,561.24/18,841.40 = 5,068.04/x
  3. Step 3: Cross multiply
    12,561.24x = 18,841.40 × 5,068.04
  4. Step 4: Simplify right side
    12,561.24x = 95,488,943.52
  5. Step 5: Solve for x
    x = 95,488,943.52/12,561.24
  6. Step 6: Final answer
    x = 7,601.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.