Home / 14,233.66-21,338.96-5,919.90

Finding the Fourth Proportional to 14,233.66, 21,338.96 and 5,919.90

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Solution

The fourth proportional to 14,233.66, 21,338.96 and 5,919.90 is: 8,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.66 : 21,338.96 = 5,919.90 : x
  2. Step 2: Convert to fraction form
    14,233.66/21,338.96 = 5,919.90/x
  3. Step 3: Cross multiply
    14,233.66x = 21,338.96 × 5,919.90
  4. Step 4: Simplify right side
    14,233.66x = 126,324,479.70
  5. Step 5: Solve for x
    x = 126,324,479.70/14,233.66
  6. Step 6: Final answer
    x = 8,875.05

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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.