Home / 17,268.30-25,902.45-11,423.55

Finding the Fourth Proportional to 17,268.30, 25,902.45 and 11,423.55

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Solution

The fourth proportional to 17,268.30, 25,902.45 and 11,423.55 is: 17,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268.30 : 25,902.45 = 11,423.55 : x
  2. Step 2: Convert to fraction form
    17,268.30/25,902.45 = 11,423.55/x
  3. Step 3: Cross multiply
    17,268.30x = 25,902.45 × 11,423.55
  4. Step 4: Simplify right side
    17,268.30x = 295,897,932.70
  5. Step 5: Solve for x
    x = 295,897,932.70/17,268.30
  6. Step 6: Final answer
    x = 17,135.33

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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.