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Finding the Fourth Proportional to 17,560.80, 24,231.96 and 10,486.80

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Solution

The fourth proportional to 17,560.80, 24,231.96 and 10,486.80 is: 14,470.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,560.80 : 24,231.96 = 10,486.80 : x
  2. Step 2: Convert to fraction form
    17,560.80/24,231.96 = 10,486.80/x
  3. Step 3: Cross multiply
    17,560.80x = 24,231.96 × 10,486.80
  4. Step 4: Simplify right side
    17,560.80x = 254,115,718.13
  5. Step 5: Solve for x
    x = 254,115,718.13/17,560.80
  6. Step 6: Final answer
    x = 14,470.62

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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.