Home / 34,371.88-51,553.26-15,631.72

Finding the Fourth Proportional to 34,371.88, 51,553.26 and 15,631.72

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Solution

The fourth proportional to 34,371.88, 51,553.26 and 15,631.72 is: 23,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,371.88 : 51,553.26 = 15,631.72 : x
  2. Step 2: Convert to fraction form
    34,371.88/51,553.26 = 15,631.72/x
  3. Step 3: Cross multiply
    34,371.88x = 51,553.26 × 15,631.72
  4. Step 4: Simplify right side
    34,371.88x = 805,866,125.41
  5. Step 5: Solve for x
    x = 805,866,125.41/34,371.88
  6. Step 6: Final answer
    x = 23,445.51

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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.