Home / 17,257.26-23,815.55-11,208.99

Finding the Fourth Proportional to 17,257.26, 23,815.55 and 11,208.99

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Solution

The fourth proportional to 17,257.26, 23,815.55 and 11,208.99 is: 15,468.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,257.26 : 23,815.55 = 11,208.99 : x
  2. Step 2: Convert to fraction form
    17,257.26/23,815.55 = 11,208.99/x
  3. Step 3: Cross multiply
    17,257.26x = 23,815.55 × 11,208.99
  4. Step 4: Simplify right side
    17,257.26x = 266,948,205.75
  5. Step 5: Solve for x
    x = 266,948,205.75/17,257.26
  6. Step 6: Final answer
    x = 15,468.75

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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.