Home / 22,747.34-31,383.92-12,673.85

Finding the Fourth Proportional to 22,747.34, 31,383.92 and 12,673.85

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Solution

The fourth proportional to 22,747.34, 31,383.92 and 12,673.85 is: 17,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,747.34 : 31,383.92 = 12,673.85 : x
  2. Step 2: Convert to fraction form
    22,747.34/31,383.92 = 12,673.85/x
  3. Step 3: Cross multiply
    22,747.34x = 31,383.92 × 12,673.85
  4. Step 4: Simplify right side
    22,747.34x = 397,754,874.20
  5. Step 5: Solve for x
    x = 397,754,874.20/22,747.34
  6. Step 6: Final answer
    x = 17,485.78

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1.5x scale

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.