Home / 17,451.47-26,167.25-11,911.52

Finding the Fourth Proportional to 17,451.47, 26,167.25 and 11,911.52

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Solution

The fourth proportional to 17,451.47, 26,167.25 and 11,911.52 is: 17,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,451.47 : 26,167.25 = 11,911.52 : x
  2. Step 2: Convert to fraction form
    17,451.47/26,167.25 = 11,911.52/x
  3. Step 3: Cross multiply
    17,451.47x = 26,167.25 × 11,911.52
  4. Step 4: Simplify right side
    17,451.47x = 311,691,721.72
  5. Step 5: Solve for x
    x = 311,691,721.72/17,451.47
  6. Step 6: Final answer
    x = 17,860.49

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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.