Home / 31,341.40-43,251.56-17,193.28

Finding the Fourth Proportional to 31,341.40, 43,251.56 and 17,193.28

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Solution

The fourth proportional to 31,341.40, 43,251.56 and 17,193.28 is: 23,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,341.40 : 43,251.56 = 17,193.28 : x
  2. Step 2: Convert to fraction form
    31,341.40/43,251.56 = 17,193.28/x
  3. Step 3: Cross multiply
    31,341.40x = 43,251.56 × 17,193.28
  4. Step 4: Simplify right side
    31,341.40x = 743,636,181.52
  5. Step 5: Solve for x
    x = 743,636,181.52/31,341.40
  6. Step 6: Final answer
    x = 23,726.96

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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.