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Finding the Fourth Proportional to 17,711.08, 26,569.82 and 7,323.64

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Solution

The fourth proportional to 17,711.08, 26,569.82 and 7,323.64 is: 10,986.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,711.08 : 26,569.82 = 7,323.64 : x
  2. Step 2: Convert to fraction form
    17,711.08/26,569.82 = 7,323.64/x
  3. Step 3: Cross multiply
    17,711.08x = 26,569.82 × 7,323.64
  4. Step 4: Simplify right side
    17,711.08x = 194,587,796.54
  5. Step 5: Solve for x
    x = 194,587,796.54/17,711.08
  6. Step 6: Final answer
    x = 10,986.78

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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.