Home / 27,540.28-38,005.56-14,965

Finding the Fourth Proportional to 27,540.28, 38,005.56 and 14,965

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Solution

The fourth proportional to 27,540.28, 38,005.56 and 14,965 is: 20,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,540.28 : 38,005.56 = 14,965 : x
  2. Step 2: Convert to fraction form
    27,540.28/38,005.56 = 14,965/x
  3. Step 3: Cross multiply
    27,540.28x = 38,005.56 × 14,965
  4. Step 4: Simplify right side
    27,540.28x = 568,753,205.40
  5. Step 5: Solve for x
    x = 568,753,205.40/27,540.28
  6. Step 6: Final answer
    x = 20,651.69

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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.