Home / 17,488.78-24,118.77-11,199.94

Finding the Fourth Proportional to 17,488.78, 24,118.77 and 11,199.94

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Solution

The fourth proportional to 17,488.78, 24,118.77 and 11,199.94 is: 15,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,488.78 : 24,118.77 = 11,199.94 : x
  2. Step 2: Convert to fraction form
    17,488.78/24,118.77 = 11,199.94/x
  3. Step 3: Cross multiply
    17,488.78x = 24,118.77 × 11,199.94
  4. Step 4: Simplify right side
    17,488.78x = 270,128,776.87
  5. Step 5: Solve for x
    x = 270,128,776.87/17,488.78
  6. Step 6: Final answer
    x = 15,445.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.