Home / 29,140.12-43,716.66-8,362.04

Finding the Fourth Proportional to 29,140.12, 43,716.66 and 8,362.04

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Solution

The fourth proportional to 29,140.12, 43,716.66 and 8,362.04 is: 12,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.12 : 43,716.66 = 8,362.04 : x
  2. Step 2: Convert to fraction form
    29,140.12/43,716.66 = 8,362.04/x
  3. Step 3: Cross multiply
    29,140.12x = 43,716.66 × 8,362.04
  4. Step 4: Simplify right side
    29,140.12x = 365,560,459.59
  5. Step 5: Solve for x
    x = 365,560,459.59/29,140.12
  6. Step 6: Final answer
    x = 12,544.92

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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.