Home / 27,269.91-37,634.79-15,334.38

Finding the Fourth Proportional to 27,269.91, 37,634.79 and 15,334.38

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Solution

The fourth proportional to 27,269.91, 37,634.79 and 15,334.38 is: 21,162.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,269.91 : 37,634.79 = 15,334.38 : x
  2. Step 2: Convert to fraction form
    27,269.91/37,634.79 = 15,334.38/x
  3. Step 3: Cross multiply
    27,269.91x = 37,634.79 × 15,334.38
  4. Step 4: Simplify right side
    27,269.91x = 577,106,171.08
  5. Step 5: Solve for x
    x = 577,106,171.08/27,269.91
  6. Step 6: Final answer
    x = 21,162.75

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Similar ratio
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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.