Home / 17,713.02-26,578.79-11,471.42

Finding the Fourth Proportional to 17,713.02, 26,578.79 and 11,471.42

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Solution

The fourth proportional to 17,713.02, 26,578.79 and 11,471.42 is: 17,213.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,713.02 : 26,578.79 = 11,471.42 : x
  2. Step 2: Convert to fraction form
    17,713.02/26,578.79 = 11,471.42/x
  3. Step 3: Cross multiply
    17,713.02x = 26,578.79 × 11,471.42
  4. Step 4: Simplify right side
    17,713.02x = 304,896,358.97
  5. Step 5: Solve for x
    x = 304,896,358.97/17,713.02
  6. Step 6: Final answer
    x = 17,213.12

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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.