Home / 31,296.80-43,191.24-17,150.24

Finding the Fourth Proportional to 31,296.80, 43,191.24 and 17,150.24

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Solution

The fourth proportional to 31,296.80, 43,191.24 and 17,150.24 is: 23,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.80 : 43,191.24 = 17,150.24 : x
  2. Step 2: Convert to fraction form
    31,296.80/43,191.24 = 17,150.24/x
  3. Step 3: Cross multiply
    31,296.80x = 43,191.24 × 17,150.24
  4. Step 4: Simplify right side
    31,296.80x = 740,740,131.90
  5. Step 5: Solve for x
    x = 740,740,131.90/31,296.80
  6. Step 6: Final answer
    x = 23,668.24

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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.