Home / 40,758.39-61,130.97-11,169.36

Finding the Fourth Proportional to 40,758.39, 61,130.97 and 11,169.36

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Solution

The fourth proportional to 40,758.39, 61,130.97 and 11,169.36 is: 16,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,758.39 : 61,130.97 = 11,169.36 : x
  2. Step 2: Convert to fraction form
    40,758.39/61,130.97 = 11,169.36/x
  3. Step 3: Cross multiply
    40,758.39x = 61,130.97 × 11,169.36
  4. Step 4: Simplify right side
    40,758.39x = 682,793,811.08
  5. Step 5: Solve for x
    x = 682,793,811.08/40,758.39
  6. Step 6: Final answer
    x = 16,752.23

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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.