Home / 22,966.22-31,692.34-12,894.48

Finding the Fourth Proportional to 22,966.22, 31,692.34 and 12,894.48

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Solution

The fourth proportional to 22,966.22, 31,692.34 and 12,894.48 is: 17,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,966.22 : 31,692.34 = 12,894.48 : x
  2. Step 2: Convert to fraction form
    22,966.22/31,692.34 = 12,894.48/x
  3. Step 3: Cross multiply
    22,966.22x = 31,692.34 × 12,894.48
  4. Step 4: Simplify right side
    22,966.22x = 408,656,244.28
  5. Step 5: Solve for x
    x = 408,656,244.28/22,966.22
  6. Step 6: Final answer
    x = 17,793.80

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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.