Home / 36,912.03-55,384.23-19,377.75

Finding the Fourth Proportional to 36,912.03, 55,384.23 and 19,377.75

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Solution

The fourth proportional to 36,912.03, 55,384.23 and 19,377.75 is: 29,075.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,912.03 : 55,384.23 = 19,377.75 : x
  2. Step 2: Convert to fraction form
    36,912.03/55,384.23 = 19,377.75/x
  3. Step 3: Cross multiply
    36,912.03x = 55,384.23 × 19,377.75
  4. Step 4: Simplify right side
    36,912.03x = 1,073,221,762.88
  5. Step 5: Solve for x
    x = 1,073,221,762.88/36,912.03
  6. Step 6: Final answer
    x = 29,075.12

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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.