Home / 39,109.92-58,664.27-15,735.75

Finding the Fourth Proportional to 39,109.92, 58,664.27 and 15,735.75

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Solution

The fourth proportional to 39,109.92, 58,664.27 and 15,735.75 is: 23,603.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,109.92 : 58,664.27 = 15,735.75 : x
  2. Step 2: Convert to fraction form
    39,109.92/58,664.27 = 15,735.75/x
  3. Step 3: Cross multiply
    39,109.92x = 58,664.27 × 15,735.75
  4. Step 4: Simplify right side
    39,109.92x = 923,126,207.97
  5. Step 5: Solve for x
    x = 923,126,207.97/39,109.92
  6. Step 6: Final answer
    x = 23,603.38

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1.5x scale

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.