Home / 18,595.25-27,894.65-6,115.38

Finding the Fourth Proportional to 18,595.25, 27,894.65 and 6,115.38

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Solution

The fourth proportional to 18,595.25, 27,894.65 and 6,115.38 is: 9,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,595.25 : 27,894.65 = 6,115.38 : x
  2. Step 2: Convert to fraction form
    18,595.25/27,894.65 = 6,115.38/x
  3. Step 3: Cross multiply
    18,595.25x = 27,894.65 × 6,115.38
  4. Step 4: Simplify right side
    18,595.25x = 170,586,249.54
  5. Step 5: Solve for x
    x = 170,586,249.54/18,595.25
  6. Step 6: Final answer
    x = 9,173.65

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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.