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Finding the Fourth Proportional to 16,984.79, 25,471.54 and 8,095.15

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Solution

The fourth proportional to 16,984.79, 25,471.54 and 8,095.15 is: 12,140.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,984.79 : 25,471.54 = 8,095.15 : x
  2. Step 2: Convert to fraction form
    16,984.79/25,471.54 = 8,095.15/x
  3. Step 3: Cross multiply
    16,984.79x = 25,471.54 × 8,095.15
  4. Step 4: Simplify right side
    16,984.79x = 206,195,882.08
  5. Step 5: Solve for x
    x = 206,195,882.08/16,984.79
  6. Step 6: Final answer
    x = 12,140.03

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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.