Home / 22,610.63-31,202.66-12,540.61

Finding the Fourth Proportional to 22,610.63, 31,202.66 and 12,540.61

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Solution

The fourth proportional to 22,610.63, 31,202.66 and 12,540.61 is: 17,306.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,610.63 : 31,202.66 = 12,540.61 : x
  2. Step 2: Convert to fraction form
    22,610.63/31,202.66 = 12,540.61/x
  3. Step 3: Cross multiply
    22,610.63x = 31,202.66 × 12,540.61
  4. Step 4: Simplify right side
    22,610.63x = 391,300,343.37
  5. Step 5: Solve for x
    x = 391,300,343.37/22,610.63
  6. Step 6: Final answer
    x = 17,306.04

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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.