Home / 31,634.07-43,654.92-17,486.82

Finding the Fourth Proportional to 31,634.07, 43,654.92 and 17,486.82

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Solution

The fourth proportional to 31,634.07, 43,654.92 and 17,486.82 is: 24,131.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,634.07 : 43,654.92 = 17,486.82 : x
  2. Step 2: Convert to fraction form
    31,634.07/43,654.92 = 17,486.82/x
  3. Step 3: Cross multiply
    31,634.07x = 43,654.92 × 17,486.82
  4. Step 4: Simplify right side
    31,634.07x = 763,385,728.15
  5. Step 5: Solve for x
    x = 763,385,728.15/31,634.07
  6. Step 6: Final answer
    x = 24,131.76

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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.