Home / 21,781.26-32,668.38-6,195.24

Finding the Fourth Proportional to 21,781.26, 32,668.38 and 6,195.24

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Solution

The fourth proportional to 21,781.26, 32,668.38 and 6,195.24 is: 9,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,781.26 : 32,668.38 = 6,195.24 : x
  2. Step 2: Convert to fraction form
    21,781.26/32,668.38 = 6,195.24/x
  3. Step 3: Cross multiply
    21,781.26x = 32,668.38 × 6,195.24
  4. Step 4: Simplify right side
    21,781.26x = 202,388,454.51
  5. Step 5: Solve for x
    x = 202,388,454.51/21,781.26
  6. Step 6: Final answer
    x = 9,291.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.