Home / 31,343.01-43,251.87-17,195.55

Finding the Fourth Proportional to 31,343.01, 43,251.87 and 17,195.55

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Solution

The fourth proportional to 31,343.01, 43,251.87 and 17,195.55 is: 23,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,343.01 : 43,251.87 = 17,195.55 : x
  2. Step 2: Convert to fraction form
    31,343.01/43,251.87 = 17,195.55/x
  3. Step 3: Cross multiply
    31,343.01x = 43,251.87 × 17,195.55
  4. Step 4: Simplify right side
    31,343.01x = 743,739,693.18
  5. Step 5: Solve for x
    x = 743,739,693.18/31,343.01
  6. Step 6: Final answer
    x = 23,729.04

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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.