Home / 31,630.28-43,648.02-17,482.18

Finding the Fourth Proportional to 31,630.28, 43,648.02 and 17,482.18

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Solution

The fourth proportional to 31,630.28, 43,648.02 and 17,482.18 is: 24,124.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,630.28 : 43,648.02 = 17,482.18 : x
  2. Step 2: Convert to fraction form
    31,630.28/43,648.02 = 17,482.18/x
  3. Step 3: Cross multiply
    31,630.28x = 43,648.02 × 17,482.18
  4. Step 4: Simplify right side
    31,630.28x = 763,062,542.28
  5. Step 5: Solve for x
    x = 763,062,542.28/31,630.28
  6. Step 6: Final answer
    x = 24,124.43

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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.