Home / 31,512.34-43,487.96-17,366.10

Finding the Fourth Proportional to 31,512.34, 43,487.96 and 17,366.10

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Solution

The fourth proportional to 31,512.34, 43,487.96 and 17,366.10 is: 23,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.34 : 43,487.96 = 17,366.10 : x
  2. Step 2: Convert to fraction form
    31,512.34/43,487.96 = 17,366.10/x
  3. Step 3: Cross multiply
    31,512.34x = 43,487.96 × 17,366.10
  4. Step 4: Simplify right side
    31,512.34x = 755,216,262.16
  5. Step 5: Solve for x
    x = 755,216,262.16/31,512.34
  6. Step 6: Final answer
    x = 23,965.73

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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.