Home / 17,209.26-23,740.90-11,238.75

Finding the Fourth Proportional to 17,209.26, 23,740.90 and 11,238.75

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Solution

The fourth proportional to 17,209.26, 23,740.90 and 11,238.75 is: 15,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.26 : 23,740.90 = 11,238.75 : x
  2. Step 2: Convert to fraction form
    17,209.26/23,740.90 = 11,238.75/x
  3. Step 3: Cross multiply
    17,209.26x = 23,740.90 × 11,238.75
  4. Step 4: Simplify right side
    17,209.26x = 266,818,011.78
  5. Step 5: Solve for x
    x = 266,818,011.78/17,209.26
  6. Step 6: Final answer
    x = 15,504.33

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Half scale
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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.