Home / 18,634.16-27,951.16-5,486.52

Finding the Fourth Proportional to 18,634.16, 27,951.16 and 5,486.52

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Solution

The fourth proportional to 18,634.16, 27,951.16 and 5,486.52 is: 8,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,634.16 : 27,951.16 = 5,486.52 : x
  2. Step 2: Convert to fraction form
    18,634.16/27,951.16 = 5,486.52/x
  3. Step 3: Cross multiply
    18,634.16x = 27,951.16 × 5,486.52
  4. Step 4: Simplify right side
    18,634.16x = 153,354,598.36
  5. Step 5: Solve for x
    x = 153,354,598.36/18,634.16
  6. Step 6: Final answer
    x = 8,229.76

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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.