Home / 55,441.38-83,205.80-25,843.98

Finding the Fourth Proportional to 55,441.38, 83,205.80 and 25,843.98

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Solution

The fourth proportional to 55,441.38, 83,205.80 and 25,843.98 is: 38,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,441.38 : 83,205.80 = 25,843.98 : x
  2. Step 2: Convert to fraction form
    55,441.38/83,205.80 = 25,843.98/x
  3. Step 3: Cross multiply
    55,441.38x = 83,205.80 × 25,843.98
  4. Step 4: Simplify right side
    55,441.38x = 2,150,369,031.08
  5. Step 5: Solve for x
    x = 2,150,369,031.08/55,441.38
  6. Step 6: Final answer
    x = 38,786.35

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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.