Home / 39,917.66-55,090.49-25,391.93

Finding the Fourth Proportional to 39,917.66, 55,090.49 and 25,391.93

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Solution

The fourth proportional to 39,917.66, 55,090.49 and 25,391.93 is: 35,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917.66 : 55,090.49 = 25,391.93 : x
  2. Step 2: Convert to fraction form
    39,917.66/55,090.49 = 25,391.93/x
  3. Step 3: Cross multiply
    39,917.66x = 55,090.49 × 25,391.93
  4. Step 4: Simplify right side
    39,917.66x = 1,398,853,463.33
  5. Step 5: Solve for x
    x = 1,398,853,463.33/39,917.66
  6. Step 6: Final answer
    x = 35,043.48

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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.