Home / 55,701.21-83,563.97-22,422.36

Finding the Fourth Proportional to 55,701.21, 83,563.97 and 22,422.36

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Solution

The fourth proportional to 55,701.21, 83,563.97 and 22,422.36 is: 33,638.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,701.21 : 83,563.97 = 22,422.36 : x
  2. Step 2: Convert to fraction form
    55,701.21/83,563.97 = 22,422.36/x
  3. Step 3: Cross multiply
    55,701.21x = 83,563.97 × 22,422.36
  4. Step 4: Simplify right side
    55,701.21x = 1,873,701,306.26
  5. Step 5: Solve for x
    x = 1,873,701,306.26/55,701.21
  6. Step 6: Final answer
    x = 33,638.43

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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.