Home / 25,148.62-37,731.12-11,999.29

Finding the Fourth Proportional to 25,148.62, 37,731.12 and 11,999.29

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Solution

The fourth proportional to 25,148.62, 37,731.12 and 11,999.29 is: 18,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.62 : 37,731.12 = 11,999.29 : x
  2. Step 2: Convert to fraction form
    25,148.62/37,731.12 = 11,999.29/x
  3. Step 3: Cross multiply
    25,148.62x = 37,731.12 × 11,999.29
  4. Step 4: Simplify right side
    25,148.62x = 452,746,650.90
  5. Step 5: Solve for x
    x = 452,746,650.90/25,148.62
  6. Step 6: Final answer
    x = 18,002.84

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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.