Home / 39,001.66-58,512.03-12,706.54

Finding the Fourth Proportional to 39,001.66, 58,512.03 and 12,706.54

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Solution

The fourth proportional to 39,001.66, 58,512.03 and 12,706.54 is: 19,062.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,001.66 : 58,512.03 = 12,706.54 : x
  2. Step 2: Convert to fraction form
    39,001.66/58,512.03 = 12,706.54/x
  3. Step 3: Cross multiply
    39,001.66x = 58,512.03 × 12,706.54
  4. Step 4: Simplify right side
    39,001.66x = 743,485,449.68
  5. Step 5: Solve for x
    x = 743,485,449.68/39,001.66
  6. Step 6: Final answer
    x = 19,062.92

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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.