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Finding the Fourth Proportional to 17,359.92, 26,030.91 and 8,475.66

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Solution

The fourth proportional to 17,359.92, 26,030.91 and 8,475.66 is: 12,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,359.92 : 26,030.91 = 8,475.66 : x
  2. Step 2: Convert to fraction form
    17,359.92/26,030.91 = 8,475.66/x
  3. Step 3: Cross multiply
    17,359.92x = 26,030.91 × 8,475.66
  4. Step 4: Simplify right side
    17,359.92x = 220,629,142.65
  5. Step 5: Solve for x
    x = 220,629,142.65/17,359.92
  6. Step 6: Final answer
    x = 12,709.11

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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.