Home / 22,702.41-31,329.17-12,493.37

Finding the Fourth Proportional to 22,702.41, 31,329.17 and 12,493.37

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Solution

The fourth proportional to 22,702.41, 31,329.17 and 12,493.37 is: 17,240.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,702.41 : 31,329.17 = 12,493.37 : x
  2. Step 2: Convert to fraction form
    22,702.41/31,329.17 = 12,493.37/x
  3. Step 3: Cross multiply
    22,702.41x = 31,329.17 × 12,493.37
  4. Step 4: Simplify right side
    22,702.41x = 391,406,912.60
  5. Step 5: Solve for x
    x = 391,406,912.60/22,702.41
  6. Step 6: Final answer
    x = 17,240.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.