Home / 18,339.95-27,514.56-5,192.44

Finding the Fourth Proportional to 18,339.95, 27,514.56 and 5,192.44

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Solution

The fourth proportional to 18,339.95, 27,514.56 and 5,192.44 is: 7,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339.95 : 27,514.56 = 5,192.44 : x
  2. Step 2: Convert to fraction form
    18,339.95/27,514.56 = 5,192.44/x
  3. Step 3: Cross multiply
    18,339.95x = 27,514.56 × 5,192.44
  4. Step 4: Simplify right side
    18,339.95x = 142,867,701.93
  5. Step 5: Solve for x
    x = 142,867,701.93/18,339.95
  6. Step 6: Final answer
    x = 7,789.97

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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.