Home / 17,389.43-26,086.02-5,540.41

Finding the Fourth Proportional to 17,389.43, 26,086.02 and 5,540.41

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Solution

The fourth proportional to 17,389.43, 26,086.02 and 5,540.41 is: 8,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.43 : 26,086.02 = 5,540.41 : x
  2. Step 2: Convert to fraction form
    17,389.43/26,086.02 = 5,540.41/x
  3. Step 3: Cross multiply
    17,389.43x = 26,086.02 × 5,540.41
  4. Step 4: Simplify right side
    17,389.43x = 144,527,115.64
  5. Step 5: Solve for x
    x = 144,527,115.64/17,389.43
  6. Step 6: Final answer
    x = 8,311.21

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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.