Home / 31,343.68-43,254.30-17,197.30

Finding the Fourth Proportional to 31,343.68, 43,254.30 and 17,197.30

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Solution

The fourth proportional to 31,343.68, 43,254.30 and 17,197.30 is: 23,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,343.68 : 43,254.30 = 17,197.30 : x
  2. Step 2: Convert to fraction form
    31,343.68/43,254.30 = 17,197.30/x
  3. Step 3: Cross multiply
    31,343.68x = 43,254.30 × 17,197.30
  4. Step 4: Simplify right side
    31,343.68x = 743,857,173.39
  5. Step 5: Solve for x
    x = 743,857,173.39/31,343.68
  6. Step 6: Final answer
    x = 23,732.29

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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.