Home / 31,340.43-43,250.36-17,193.11

Finding the Fourth Proportional to 31,340.43, 43,250.36 and 17,193.11

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Solution

The fourth proportional to 31,340.43, 43,250.36 and 17,193.11 is: 23,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,340.43 : 43,250.36 = 17,193.11 : x
  2. Step 2: Convert to fraction form
    31,340.43/43,250.36 = 17,193.11/x
  3. Step 3: Cross multiply
    31,340.43x = 43,250.36 × 17,193.11
  4. Step 4: Simplify right side
    31,340.43x = 743,607,894.80
  5. Step 5: Solve for x
    x = 743,607,894.80/31,340.43
  6. Step 6: Final answer
    x = 23,726.79

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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.