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Finding the Fourth Proportional to 17,751.17, 26,605.58 and 8,250.65

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Solution

The fourth proportional to 17,751.17, 26,605.58 and 8,250.65 is: 12,366.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.17 : 26,605.58 = 8,250.65 : x
  2. Step 2: Convert to fraction form
    17,751.17/26,605.58 = 8,250.65/x
  3. Step 3: Cross multiply
    17,751.17x = 26,605.58 × 8,250.65
  4. Step 4: Simplify right side
    17,751.17x = 219,513,426.13
  5. Step 5: Solve for x
    x = 219,513,426.13/17,751.17
  6. Step 6: Final answer
    x = 12,366.14

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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.