Home / 31,341.76-43,250.18-17,194.30

Finding the Fourth Proportional to 31,341.76, 43,250.18 and 17,194.30

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Solution

The fourth proportional to 31,341.76, 43,250.18 and 17,194.30 is: 23,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,341.76 : 43,250.18 = 17,194.30 : x
  2. Step 2: Convert to fraction form
    31,341.76/43,250.18 = 17,194.30/x
  3. Step 3: Cross multiply
    31,341.76x = 43,250.18 × 17,194.30
  4. Step 4: Simplify right side
    31,341.76x = 743,656,569.97
  5. Step 5: Solve for x
    x = 743,656,569.97/31,341.76
  6. Step 6: Final answer
    x = 23,727.34

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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.