Home / 12,076.08-18,114.12-9,475.44

Finding the Fourth Proportional to 12,076.08, 18,114.12 and 9,475.44

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Solution

The fourth proportional to 12,076.08, 18,114.12 and 9,475.44 is: 14,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,076.08 : 18,114.12 = 9,475.44 : x
  2. Step 2: Convert to fraction form
    12,076.08/18,114.12 = 9,475.44/x
  3. Step 3: Cross multiply
    12,076.08x = 18,114.12 × 9,475.44
  4. Step 4: Simplify right side
    12,076.08x = 171,639,257.21
  5. Step 5: Solve for x
    x = 171,639,257.21/12,076.08
  6. Step 6: Final answer
    x = 14,213.16

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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.