Home / 14,066.10-21,099.15-3,677.85

Finding the Fourth Proportional to 14,066.10, 21,099.15 and 3,677.85

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Solution

The fourth proportional to 14,066.10, 21,099.15 and 3,677.85 is: 5,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066.10 : 21,099.15 = 3,677.85 : x
  2. Step 2: Convert to fraction form
    14,066.10/21,099.15 = 3,677.85/x
  3. Step 3: Cross multiply
    14,066.10x = 21,099.15 × 3,677.85
  4. Step 4: Simplify right side
    14,066.10x = 77,599,508.83
  5. Step 5: Solve for x
    x = 77,599,508.83/14,066.10
  6. Step 6: Final answer
    x = 5,516.78

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

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