Home / 39,652.43-54,720.09-22,661.87

Finding the Fourth Proportional to 39,652.43, 54,720.09 and 22,661.87

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Solution

The fourth proportional to 39,652.43, 54,720.09 and 22,661.87 is: 31,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,652.43 : 54,720.09 = 22,661.87 : x
  2. Step 2: Convert to fraction form
    39,652.43/54,720.09 = 22,661.87/x
  3. Step 3: Cross multiply
    39,652.43x = 54,720.09 × 22,661.87
  4. Step 4: Simplify right side
    39,652.43x = 1,240,059,292.37
  5. Step 5: Solve for x
    x = 1,240,059,292.37/39,652.43
  6. Step 6: Final answer
    x = 31,273.23

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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.