Home / 18,194.52-25,108.68-11,119.44

Finding the Fourth Proportional to 18,194.52, 25,108.68 and 11,119.44

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Solution

The fourth proportional to 18,194.52, 25,108.68 and 11,119.44 is: 15,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.52 : 25,108.68 = 11,119.44 : x
  2. Step 2: Convert to fraction form
    18,194.52/25,108.68 = 11,119.44/x
  3. Step 3: Cross multiply
    18,194.52x = 25,108.68 × 11,119.44
  4. Step 4: Simplify right side
    18,194.52x = 279,194,460.74
  5. Step 5: Solve for x
    x = 279,194,460.74/18,194.52
  6. Step 6: Final answer
    x = 15,344.98

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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.