Home / 12,408.26-18,605.19-5,006.66

Finding the Fourth Proportional to 12,408.26, 18,605.19 and 5,006.66

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Solution

The fourth proportional to 12,408.26, 18,605.19 and 5,006.66 is: 7,507.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,408.26 : 18,605.19 = 5,006.66 : x
  2. Step 2: Convert to fraction form
    12,408.26/18,605.19 = 5,006.66/x
  3. Step 3: Cross multiply
    12,408.26x = 18,605.19 × 5,006.66
  4. Step 4: Simplify right side
    12,408.26x = 93,149,860.57
  5. Step 5: Solve for x
    x = 93,149,860.57/12,408.26
  6. Step 6: Final answer
    x = 7,507.08

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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.