Home / 31,351.52-43,266.35-17,204.87

Finding the Fourth Proportional to 31,351.52, 43,266.35 and 17,204.87

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Solution

The fourth proportional to 31,351.52, 43,266.35 and 17,204.87 is: 23,743.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,351.52 : 43,266.35 = 17,204.87 : x
  2. Step 2: Convert to fraction form
    31,351.52/43,266.35 = 17,204.87/x
  3. Step 3: Cross multiply
    31,351.52x = 43,266.35 × 17,204.87
  4. Step 4: Simplify right side
    31,351.52x = 744,391,841.10
  5. Step 5: Solve for x
    x = 744,391,841.10/31,351.52
  6. Step 6: Final answer
    x = 23,743.41

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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.