Home / 23,115.32-31,902.42-13,044.66

Finding the Fourth Proportional to 23,115.32, 31,902.42 and 13,044.66

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Solution

The fourth proportional to 23,115.32, 31,902.42 and 13,044.66 is: 18,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115.32 : 31,902.42 = 13,044.66 : x
  2. Step 2: Convert to fraction form
    23,115.32/31,902.42 = 13,044.66/x
  3. Step 3: Cross multiply
    23,115.32x = 31,902.42 × 13,044.66
  4. Step 4: Simplify right side
    23,115.32x = 416,156,222.08
  5. Step 5: Solve for x
    x = 416,156,222.08/23,115.32
  6. Step 6: Final answer
    x = 18,003.48

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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.