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Finding the Fourth Proportional to 17,273.91, 25,776.14 and 15,412.22

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Solution

The fourth proportional to 17,273.91, 25,776.14 and 15,412.22 is: 22,998.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,273.91 : 25,776.14 = 15,412.22 : x
  2. Step 2: Convert to fraction form
    17,273.91/25,776.14 = 15,412.22/x
  3. Step 3: Cross multiply
    17,273.91x = 25,776.14 × 15,412.22
  4. Step 4: Simplify right side
    17,273.91x = 397,267,540.43
  5. Step 5: Solve for x
    x = 397,267,540.43/17,273.91
  6. Step 6: Final answer
    x = 22,998.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.