Home / 14,081.63-21,122.44-3,693.38

Finding the Fourth Proportional to 14,081.63, 21,122.44 and 3,693.38

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Solution

The fourth proportional to 14,081.63, 21,122.44 and 3,693.38 is: 5,540.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081.63 : 21,122.44 = 3,693.38 : x
  2. Step 2: Convert to fraction form
    14,081.63/21,122.44 = 3,693.38/x
  3. Step 3: Cross multiply
    14,081.63x = 21,122.44 × 3,693.38
  4. Step 4: Simplify right side
    14,081.63x = 78,013,082.60
  5. Step 5: Solve for x
    x = 78,013,082.60/14,081.63
  6. Step 6: Final answer
    x = 5,540.06

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.