Home / 14,635.68-20,197.17-8,670.30

Finding the Fourth Proportional to 14,635.68, 20,197.17 and 8,670.30

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Solution

The fourth proportional to 14,635.68, 20,197.17 and 8,670.30 is: 11,964.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.68 : 20,197.17 = 8,670.30 : x
  2. Step 2: Convert to fraction form
    14,635.68/20,197.17 = 8,670.30/x
  3. Step 3: Cross multiply
    14,635.68x = 20,197.17 × 8,670.30
  4. Step 4: Simplify right side
    14,635.68x = 175,115,523.05
  5. Step 5: Solve for x
    x = 175,115,523.05/14,635.68
  6. Step 6: Final answer
    x = 11,964.97

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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.