Home / 27,423.54-37,843.83-15,486.48

Finding the Fourth Proportional to 27,423.54, 37,843.83 and 15,486.48

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Solution

The fourth proportional to 27,423.54, 37,843.83 and 15,486.48 is: 21,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,423.54 : 37,843.83 = 15,486.48 : x
  2. Step 2: Convert to fraction form
    27,423.54/37,843.83 = 15,486.48/x
  3. Step 3: Cross multiply
    27,423.54x = 37,843.83 × 15,486.48
  4. Step 4: Simplify right side
    27,423.54x = 586,067,716.42
  5. Step 5: Solve for x
    x = 586,067,716.42/27,423.54
  6. Step 6: Final answer
    x = 21,370.97

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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.