Home / 14,055.33-21,082.05-6,665.70

Finding the Fourth Proportional to 14,055.33, 21,082.05 and 6,665.70

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Solution

The fourth proportional to 14,055.33, 21,082.05 and 6,665.70 is: 9,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.33 : 21,082.05 = 6,665.70 : x
  2. Step 2: Convert to fraction form
    14,055.33/21,082.05 = 6,665.70/x
  3. Step 3: Cross multiply
    14,055.33x = 21,082.05 × 6,665.70
  4. Step 4: Simplify right side
    14,055.33x = 140,526,620.69
  5. Step 5: Solve for x
    x = 140,526,620.69/14,055.33
  6. Step 6: Final answer
    x = 9,998.10

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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.