Home / 18,278.15-27,414.93-5,799.47

Finding the Fourth Proportional to 18,278.15, 27,414.93 and 5,799.47

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Solution

The fourth proportional to 18,278.15, 27,414.93 and 5,799.47 is: 8,698.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,278.15 : 27,414.93 = 5,799.47 : x
  2. Step 2: Convert to fraction form
    18,278.15/27,414.93 = 5,799.47/x
  3. Step 3: Cross multiply
    18,278.15x = 27,414.93 × 5,799.47
  4. Step 4: Simplify right side
    18,278.15x = 158,992,064.09
  5. Step 5: Solve for x
    x = 158,992,064.09/18,278.15
  6. Step 6: Final answer
    x = 8,698.48

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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.