Home / 17,657.19-24,369.26-11,387.79

Finding the Fourth Proportional to 17,657.19, 24,369.26 and 11,387.79

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Solution

The fourth proportional to 17,657.19, 24,369.26 and 11,387.79 is: 15,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,657.19 : 24,369.26 = 11,387.79 : x
  2. Step 2: Convert to fraction form
    17,657.19/24,369.26 = 11,387.79/x
  3. Step 3: Cross multiply
    17,657.19x = 24,369.26 × 11,387.79
  4. Step 4: Simplify right side
    17,657.19x = 277,511,958.40
  5. Step 5: Solve for x
    x = 277,511,958.40/17,657.19
  6. Step 6: Final answer
    x = 15,716.65

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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.