Home / 12,052.44-16,620.66-9,398.88

Finding the Fourth Proportional to 12,052.44, 16,620.66 and 9,398.88

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Solution

The fourth proportional to 12,052.44, 16,620.66 and 9,398.88 is: 12,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052.44 : 16,620.66 = 9,398.88 : x
  2. Step 2: Convert to fraction form
    12,052.44/16,620.66 = 9,398.88/x
  3. Step 3: Cross multiply
    12,052.44x = 16,620.66 × 9,398.88
  4. Step 4: Simplify right side
    12,052.44x = 156,215,588.86
  5. Step 5: Solve for x
    x = 156,215,588.86/12,052.44
  6. Step 6: Final answer
    x = 12,961.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.