Home / 12,799.45-19,199.17-4,035.05

Finding the Fourth Proportional to 12,799.45, 19,199.17 and 4,035.05

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Solution

The fourth proportional to 12,799.45, 19,199.17 and 4,035.05 is: 6,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,799.45 : 19,199.17 = 4,035.05 : x
  2. Step 2: Convert to fraction form
    12,799.45/19,199.17 = 4,035.05/x
  3. Step 3: Cross multiply
    12,799.45x = 19,199.17 × 4,035.05
  4. Step 4: Simplify right side
    12,799.45x = 77,469,494.74
  5. Step 5: Solve for x
    x = 77,469,494.74/12,799.45
  6. Step 6: Final answer
    x = 6,052.57

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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.