Home / 31,514.76-43,489.50-17,174.28

Finding the Fourth Proportional to 31,514.76, 43,489.50 and 17,174.28

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Solution

The fourth proportional to 31,514.76, 43,489.50 and 17,174.28 is: 23,700.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,514.76 : 43,489.50 = 17,174.28 : x
  2. Step 2: Convert to fraction form
    31,514.76/43,489.50 = 17,174.28/x
  3. Step 3: Cross multiply
    31,514.76x = 43,489.50 × 17,174.28
  4. Step 4: Simplify right side
    31,514.76x = 746,900,850.06
  5. Step 5: Solve for x
    x = 746,900,850.06/31,514.76
  6. Step 6: Final answer
    x = 23,700.03

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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.