Home / 16,079.38-22,185.52-9,275.48

Finding the Fourth Proportional to 16,079.38, 22,185.52 and 9,275.48

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Solution

The fourth proportional to 16,079.38, 22,185.52 and 9,275.48 is: 12,797.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.38 : 22,185.52 = 9,275.48 : x
  2. Step 2: Convert to fraction form
    16,079.38/22,185.52 = 9,275.48/x
  3. Step 3: Cross multiply
    16,079.38x = 22,185.52 × 9,275.48
  4. Step 4: Simplify right side
    16,079.38x = 205,781,347.05
  5. Step 5: Solve for x
    x = 205,781,347.05/16,079.38
  6. Step 6: Final answer
    x = 12,797.84

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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.