Home / 12,334.08-18,501.12-4,131.84

Finding the Fourth Proportional to 12,334.08, 18,501.12 and 4,131.84

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Solution

The fourth proportional to 12,334.08, 18,501.12 and 4,131.84 is: 6,197.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.08 : 18,501.12 = 4,131.84 : x
  2. Step 2: Convert to fraction form
    12,334.08/18,501.12 = 4,131.84/x
  3. Step 3: Cross multiply
    12,334.08x = 18,501.12 × 4,131.84
  4. Step 4: Simplify right side
    12,334.08x = 76,443,667.66
  5. Step 5: Solve for x
    x = 76,443,667.66/12,334.08
  6. Step 6: Final answer
    x = 6,197.76

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Similar ratio
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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.