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Finding the Fourth Proportional to 17,101.33, 25,613.03 and 13,976.66

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Solution

The fourth proportional to 17,101.33, 25,613.03 and 13,976.66 is: 20,933.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,101.33 : 25,613.03 = 13,976.66 : x
  2. Step 2: Convert to fraction form
    17,101.33/25,613.03 = 13,976.66/x
  3. Step 3: Cross multiply
    17,101.33x = 25,613.03 × 13,976.66
  4. Step 4: Simplify right side
    17,101.33x = 357,984,542.00
  5. Step 5: Solve for x
    x = 357,984,542.00/17,101.33
  6. Step 6: Final answer
    x = 20,933.15

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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.