Home / 31,304.92-43,200.12-17,157.46

Finding the Fourth Proportional to 31,304.92, 43,200.12 and 17,157.46

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Solution

The fourth proportional to 31,304.92, 43,200.12 and 17,157.46 is: 23,676.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,304.92 : 43,200.12 = 17,157.46 : x
  2. Step 2: Convert to fraction form
    31,304.92/43,200.12 = 17,157.46/x
  3. Step 3: Cross multiply
    31,304.92x = 43,200.12 × 17,157.46
  4. Step 4: Simplify right side
    31,304.92x = 741,204,330.90
  5. Step 5: Solve for x
    x = 741,204,330.90/31,304.92
  6. Step 6: Final answer
    x = 23,676.93

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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.