Home / 43,545.36-65,318.04-17,268.60

Finding the Fourth Proportional to 43,545.36, 65,318.04 and 17,268.60

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Solution

The fourth proportional to 43,545.36, 65,318.04 and 17,268.60 is: 25,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,545.36 : 65,318.04 = 17,268.60 : x
  2. Step 2: Convert to fraction form
    43,545.36/65,318.04 = 17,268.60/x
  3. Step 3: Cross multiply
    43,545.36x = 65,318.04 × 17,268.60
  4. Step 4: Simplify right side
    43,545.36x = 1,127,951,105.54
  5. Step 5: Solve for x
    x = 1,127,951,105.54/43,545.36
  6. Step 6: Final answer
    x = 25,902.90

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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.