Home / 21,668.88-32,476.68-17,268.24

Finding the Fourth Proportional to 21,668.88, 32,476.68 and 17,268.24

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Solution

The fourth proportional to 21,668.88, 32,476.68 and 17,268.24 is: 25,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668.88 : 32,476.68 = 17,268.24 : x
  2. Step 2: Convert to fraction form
    21,668.88/32,476.68 = 17,268.24/x
  3. Step 3: Cross multiply
    21,668.88x = 32,476.68 × 17,268.24
  4. Step 4: Simplify right side
    21,668.88x = 560,815,104.64
  5. Step 5: Solve for x
    x = 560,815,104.64/21,668.88
  6. Step 6: Final answer
    x = 25,881.13

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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.