Home / 28,022.38-38,671.05-16,085.41

Finding the Fourth Proportional to 28,022.38, 38,671.05 and 16,085.41

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Solution

The fourth proportional to 28,022.38, 38,671.05 and 16,085.41 is: 22,197.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,022.38 : 38,671.05 = 16,085.41 : x
  2. Step 2: Convert to fraction form
    28,022.38/38,671.05 = 16,085.41/x
  3. Step 3: Cross multiply
    28,022.38x = 38,671.05 × 16,085.41
  4. Step 4: Simplify right side
    28,022.38x = 622,039,694.38
  5. Step 5: Solve for x
    x = 622,039,694.38/28,022.38
  6. Step 6: Final answer
    x = 22,197.96

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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.