Home / 55,133.08-82,726.94-21,852.41

Finding the Fourth Proportional to 55,133.08, 82,726.94 and 21,852.41

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Solution

The fourth proportional to 55,133.08, 82,726.94 and 21,852.41 is: 32,789.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,133.08 : 82,726.94 = 21,852.41 : x
  2. Step 2: Convert to fraction form
    55,133.08/82,726.94 = 21,852.41/x
  3. Step 3: Cross multiply
    55,133.08x = 82,726.94 × 21,852.41
  4. Step 4: Simplify right side
    55,133.08x = 1,807,782,651.92
  5. Step 5: Solve for x
    x = 1,807,782,651.92/55,133.08
  6. Step 6: Final answer
    x = 32,789.44

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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.