Home / 43,161.78-64,659.72-26,473.14

Finding the Fourth Proportional to 43,161.78, 64,659.72 and 26,473.14

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Solution

The fourth proportional to 43,161.78, 64,659.72 and 26,473.14 is: 39,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,161.78 : 64,659.72 = 26,473.14 : x
  2. Step 2: Convert to fraction form
    43,161.78/64,659.72 = 26,473.14/x
  3. Step 3: Cross multiply
    43,161.78x = 64,659.72 × 26,473.14
  4. Step 4: Simplify right side
    43,161.78x = 1,711,745,819.92
  5. Step 5: Solve for x
    x = 1,711,745,819.92/43,161.78
  6. Step 6: Final answer
    x = 39,658.83

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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.