Home / 28,028.04-38,676.93-16,082.97

Finding the Fourth Proportional to 28,028.04, 38,676.93 and 16,082.97

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Solution

The fourth proportional to 28,028.04, 38,676.93 and 16,082.97 is: 22,193.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,028.04 : 38,676.93 = 16,082.97 : x
  2. Step 2: Convert to fraction form
    28,028.04/38,676.93 = 16,082.97/x
  3. Step 3: Cross multiply
    28,028.04x = 38,676.93 × 16,082.97
  4. Step 4: Simplify right side
    28,028.04x = 622,039,904.88
  5. Step 5: Solve for x
    x = 622,039,904.88/28,028.04
  6. Step 6: Final answer
    x = 22,193.49

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Half scale
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Similar ratio
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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.