Home / 12,074.66-18,104.19-5,052.77

Finding the Fourth Proportional to 12,074.66, 18,104.19 and 5,052.77

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Solution

The fourth proportional to 12,074.66, 18,104.19 and 5,052.77 is: 7,575.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074.66 : 18,104.19 = 5,052.77 : x
  2. Step 2: Convert to fraction form
    12,074.66/18,104.19 = 5,052.77/x
  3. Step 3: Cross multiply
    12,074.66x = 18,104.19 × 5,052.77
  4. Step 4: Simplify right side
    12,074.66x = 91,476,217.59
  5. Step 5: Solve for x
    x = 91,476,217.59/12,074.66
  6. Step 6: Final answer
    x = 7,575.89

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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.