Home / 39,162.72-58,695.97-15,446.46

Finding the Fourth Proportional to 39,162.72, 58,695.97 and 15,446.46

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Solution

The fourth proportional to 39,162.72, 58,695.97 and 15,446.46 is: 23,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,162.72 : 58,695.97 = 15,446.46 : x
  2. Step 2: Convert to fraction form
    39,162.72/58,695.97 = 15,446.46/x
  3. Step 3: Cross multiply
    39,162.72x = 58,695.97 × 15,446.46
  4. Step 4: Simplify right side
    39,162.72x = 906,644,914.15
  5. Step 5: Solve for x
    x = 906,644,914.15/39,162.72
  6. Step 6: Final answer
    x = 23,150.71

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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.