Home / 39,910.92-55,048.12-27,141.41

Finding the Fourth Proportional to 39,910.92, 55,048.12 and 27,141.41

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Solution

The fourth proportional to 39,910.92, 55,048.12 and 27,141.41 is: 37,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,910.92 : 55,048.12 = 27,141.41 : x
  2. Step 2: Convert to fraction form
    39,910.92/55,048.12 = 27,141.41/x
  3. Step 3: Cross multiply
    39,910.92x = 55,048.12 × 27,141.41
  4. Step 4: Simplify right side
    39,910.92x = 1,494,083,319.41
  5. Step 5: Solve for x
    x = 1,494,083,319.41/39,910.92
  6. Step 6: Final answer
    x = 37,435.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.