Home / 31,532.22-43,514.76-17,385.60

Finding the Fourth Proportional to 31,532.22, 43,514.76 and 17,385.60

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Solution

The fourth proportional to 31,532.22, 43,514.76 and 17,385.60 is: 23,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,532.22 : 43,514.76 = 17,385.60 : x
  2. Step 2: Convert to fraction form
    31,532.22/43,514.76 = 17,385.60/x
  3. Step 3: Cross multiply
    31,532.22x = 43,514.76 × 17,385.60
  4. Step 4: Simplify right side
    31,532.22x = 756,530,211.46
  5. Step 5: Solve for x
    x = 756,530,211.46/31,532.22
  6. Step 6: Final answer
    x = 23,992.29

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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.