Home / 17,401.38-26,089.29-11,168.40

Finding the Fourth Proportional to 17,401.38, 26,089.29 and 11,168.40

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Solution

The fourth proportional to 17,401.38, 26,089.29 and 11,168.40 is: 16,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,401.38 : 26,089.29 = 11,168.40 : x
  2. Step 2: Convert to fraction form
    17,401.38/26,089.29 = 11,168.40/x
  3. Step 3: Cross multiply
    17,401.38x = 26,089.29 × 11,168.40
  4. Step 4: Simplify right side
    17,401.38x = 291,375,626.44
  5. Step 5: Solve for x
    x = 291,375,626.44/17,401.38
  6. Step 6: Final answer
    x = 16,744.40

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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.