Home / 12,498-18,741.84-5,097.44

Finding the Fourth Proportional to 12,498, 18,741.84 and 5,097.44

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Solution

The fourth proportional to 12,498, 18,741.84 and 5,097.44 is: 7,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498 : 18,741.84 = 5,097.44 : x
  2. Step 2: Convert to fraction form
    12,498/18,741.84 = 5,097.44/x
  3. Step 3: Cross multiply
    12,498x = 18,741.84 × 5,097.44
  4. Step 4: Simplify right side
    12,498x = 95,535,404.89
  5. Step 5: Solve for x
    x = 95,535,404.89/12,498
  6. Step 6: Final answer
    x = 7,644.06

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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.