Home / 17,400.14-26,098.82-4,919.66

Finding the Fourth Proportional to 17,400.14, 26,098.82 and 4,919.66

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Solution

The fourth proportional to 17,400.14, 26,098.82 and 4,919.66 is: 7,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,400.14 : 26,098.82 = 4,919.66 : x
  2. Step 2: Convert to fraction form
    17,400.14/26,098.82 = 4,919.66/x
  3. Step 3: Cross multiply
    17,400.14x = 26,098.82 × 4,919.66
  4. Step 4: Simplify right side
    17,400.14x = 128,397,320.80
  5. Step 5: Solve for x
    x = 128,397,320.80/17,400.14
  6. Step 6: Final answer
    x = 7,379.10

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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.