Home / 15,971.52-23,932.62-10,115.82

Finding the Fourth Proportional to 15,971.52, 23,932.62 and 10,115.82

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Solution

The fourth proportional to 15,971.52, 23,932.62 and 10,115.82 is: 15,158.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.52 : 23,932.62 = 10,115.82 : x
  2. Step 2: Convert to fraction form
    15,971.52/23,932.62 = 10,115.82/x
  3. Step 3: Cross multiply
    15,971.52x = 23,932.62 × 10,115.82
  4. Step 4: Simplify right side
    15,971.52x = 242,098,076.05
  5. Step 5: Solve for x
    x = 242,098,076.05/15,971.52
  6. Step 6: Final answer
    x = 15,158.11

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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.