Home / 27,951.56-38,578.66-16,022.90

Finding the Fourth Proportional to 27,951.56, 38,578.66 and 16,022.90

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Solution

The fourth proportional to 27,951.56, 38,578.66 and 16,022.90 is: 22,114.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.56 : 38,578.66 = 16,022.90 : x
  2. Step 2: Convert to fraction form
    27,951.56/38,578.66 = 16,022.90/x
  3. Step 3: Cross multiply
    27,951.56x = 38,578.66 × 16,022.90
  4. Step 4: Simplify right side
    27,951.56x = 618,142,011.31
  5. Step 5: Solve for x
    x = 618,142,011.31/27,951.56
  6. Step 6: Final answer
    x = 22,114.76

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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.