Home / 12,256.22-16,882.08-9,598.88

Finding the Fourth Proportional to 12,256.22, 16,882.08 and 9,598.88

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Solution

The fourth proportional to 12,256.22, 16,882.08 and 9,598.88 is: 13,221.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.22 : 16,882.08 = 9,598.88 : x
  2. Step 2: Convert to fraction form
    12,256.22/16,882.08 = 9,598.88/x
  3. Step 3: Cross multiply
    12,256.22x = 16,882.08 × 9,598.88
  4. Step 4: Simplify right side
    12,256.22x = 162,049,060.07
  5. Step 5: Solve for x
    x = 162,049,060.07/12,256.22
  6. Step 6: Final answer
    x = 13,221.78

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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.