Home / 25,301.06-37,959.68-12,154.35

Finding the Fourth Proportional to 25,301.06, 37,959.68 and 12,154.35

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Solution

The fourth proportional to 25,301.06, 37,959.68 and 12,154.35 is: 18,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,301.06 : 37,959.68 = 12,154.35 : x
  2. Step 2: Convert to fraction form
    25,301.06/37,959.68 = 12,154.35/x
  3. Step 3: Cross multiply
    25,301.06x = 37,959.68 × 12,154.35
  4. Step 4: Simplify right side
    25,301.06x = 461,375,236.61
  5. Step 5: Solve for x
    x = 461,375,236.61/25,301.06
  6. Step 6: Final answer
    x = 18,235.41

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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.