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Finding the Fourth Proportional to 16,618.28, 24,941.99 and 9,231.08

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Solution

The fourth proportional to 16,618.28, 24,941.99 and 9,231.08 is: 13,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.28 : 24,941.99 = 9,231.08 : x
  2. Step 2: Convert to fraction form
    16,618.28/24,941.99 = 9,231.08/x
  3. Step 3: Cross multiply
    16,618.28x = 24,941.99 × 9,231.08
  4. Step 4: Simplify right side
    16,618.28x = 230,241,403.42
  5. Step 5: Solve for x
    x = 230,241,403.42/16,618.28
  6. Step 6: Final answer
    x = 13,854.71

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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.