Home / 27,995.76-38,639.82-16,067.29

Finding the Fourth Proportional to 27,995.76, 38,639.82 and 16,067.29

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Solution

The fourth proportional to 27,995.76, 38,639.82 and 16,067.29 is: 22,176.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995.76 : 38,639.82 = 16,067.29 : x
  2. Step 2: Convert to fraction form
    27,995.76/38,639.82 = 16,067.29/x
  3. Step 3: Cross multiply
    27,995.76x = 38,639.82 × 16,067.29
  4. Step 4: Simplify right side
    27,995.76x = 620,837,193.49
  5. Step 5: Solve for x
    x = 620,837,193.49/27,995.76
  6. Step 6: Final answer
    x = 22,176.12

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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.