Home / 31,254.82-43,132.56-17,108.58

Finding the Fourth Proportional to 31,254.82, 43,132.56 and 17,108.58

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Solution

The fourth proportional to 31,254.82, 43,132.56 and 17,108.58 is: 23,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,254.82 : 43,132.56 = 17,108.58 : x
  2. Step 2: Convert to fraction form
    31,254.82/43,132.56 = 17,108.58/x
  3. Step 3: Cross multiply
    31,254.82x = 43,132.56 × 17,108.58
  4. Step 4: Simplify right side
    31,254.82x = 737,936,853.36
  5. Step 5: Solve for x
    x = 737,936,853.36/31,254.82
  6. Step 6: Final answer
    x = 23,610.34

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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.