Home / 39,141.54-58,721.27-16,958.61

Finding the Fourth Proportional to 39,141.54, 58,721.27 and 16,958.61

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Solution

The fourth proportional to 39,141.54, 58,721.27 and 16,958.61 is: 25,441.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,141.54 : 58,721.27 = 16,958.61 : x
  2. Step 2: Convert to fraction form
    39,141.54/58,721.27 = 16,958.61/x
  3. Step 3: Cross multiply
    39,141.54x = 58,721.27 × 16,958.61
  4. Step 4: Simplify right side
    39,141.54x = 995,831,031.84
  5. Step 5: Solve for x
    x = 995,831,031.84/39,141.54
  6. Step 6: Final answer
    x = 25,441.79

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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.