Home / 15,932.43-23,897.09-4,839.21

Finding the Fourth Proportional to 15,932.43, 23,897.09 and 4,839.21

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Solution

The fourth proportional to 15,932.43, 23,897.09 and 4,839.21 is: 7,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,932.43 : 23,897.09 = 4,839.21 : x
  2. Step 2: Convert to fraction form
    15,932.43/23,897.09 = 4,839.21/x
  3. Step 3: Cross multiply
    15,932.43x = 23,897.09 × 4,839.21
  4. Step 4: Simplify right side
    15,932.43x = 115,643,049.00
  5. Step 5: Solve for x
    x = 115,643,049.00/15,932.43
  6. Step 6: Final answer
    x = 7,258.34

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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.