Home / 51,737.06-77,540.67-22,120.09

Finding the Fourth Proportional to 51,737.06, 77,540.67 and 22,120.09

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Solution

The fourth proportional to 51,737.06, 77,540.67 and 22,120.09 is: 33,152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,737.06 : 77,540.67 = 22,120.09 : x
  2. Step 2: Convert to fraction form
    51,737.06/77,540.67 = 22,120.09/x
  3. Step 3: Cross multiply
    51,737.06x = 77,540.67 × 22,120.09
  4. Step 4: Simplify right side
    51,737.06x = 1,715,206,405.21
  5. Step 5: Solve for x
    x = 1,715,206,405.21/51,737.06
  6. Step 6: Final answer
    x = 33,152.37

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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.