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Finding the Fourth Proportional to 17,969.70, 24,793.92 and 13,504.17

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Solution

The fourth proportional to 17,969.70, 24,793.92 and 13,504.17 is: 18,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,969.70 : 24,793.92 = 13,504.17 : x
  2. Step 2: Convert to fraction form
    17,969.70/24,793.92 = 13,504.17/x
  3. Step 3: Cross multiply
    17,969.70x = 24,793.92 × 13,504.17
  4. Step 4: Simplify right side
    17,969.70x = 334,821,310.65
  5. Step 5: Solve for x
    x = 334,821,310.65/17,969.70
  6. Step 6: Final answer
    x = 18,632.55

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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.