Home / 26,272.33-39,387.21-17,931.36

Finding the Fourth Proportional to 26,272.33, 39,387.21 and 17,931.36

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Solution

The fourth proportional to 26,272.33, 39,387.21 and 17,931.36 is: 26,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,272.33 : 39,387.21 = 17,931.36 : x
  2. Step 2: Convert to fraction form
    26,272.33/39,387.21 = 17,931.36/x
  3. Step 3: Cross multiply
    26,272.33x = 39,387.21 × 17,931.36
  4. Step 4: Simplify right side
    26,272.33x = 706,266,241.91
  5. Step 5: Solve for x
    x = 706,266,241.91/26,272.33
  6. Step 6: Final answer
    x = 26,882.51

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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.