Home / 31,512.75-43,488.51-17,366.52

Finding the Fourth Proportional to 31,512.75, 43,488.51 and 17,366.52

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Solution

The fourth proportional to 31,512.75, 43,488.51 and 17,366.52 is: 23,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.75 : 43,488.51 = 17,366.52 : x
  2. Step 2: Convert to fraction form
    31,512.75/43,488.51 = 17,366.52/x
  3. Step 3: Cross multiply
    31,512.75x = 43,488.51 × 17,366.52
  4. Step 4: Simplify right side
    31,512.75x = 755,244,078.69
  5. Step 5: Solve for x
    x = 755,244,078.69/31,512.75
  6. Step 6: Final answer
    x = 23,966.30

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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.