Home / 31,188.08-43,044.80-17,757.48

Finding the Fourth Proportional to 31,188.08, 43,044.80 and 17,757.48

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Solution

The fourth proportional to 31,188.08, 43,044.80 and 17,757.48 is: 24,508.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,188.08 : 43,044.80 = 17,757.48 : x
  2. Step 2: Convert to fraction form
    31,188.08/43,044.80 = 17,757.48/x
  3. Step 3: Cross multiply
    31,188.08x = 43,044.80 × 17,757.48
  4. Step 4: Simplify right side
    31,188.08x = 764,367,175.10
  5. Step 5: Solve for x
    x = 764,367,175.10/31,188.08
  6. Step 6: Final answer
    x = 24,508.31

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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.