Home / 36,731.75-50,692.01-21,620.93

Finding the Fourth Proportional to 36,731.75, 50,692.01 and 21,620.93

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Solution

The fourth proportional to 36,731.75, 50,692.01 and 21,620.93 is: 29,838.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,731.75 : 50,692.01 = 21,620.93 : x
  2. Step 2: Convert to fraction form
    36,731.75/50,692.01 = 21,620.93/x
  3. Step 3: Cross multiply
    36,731.75x = 50,692.01 × 21,620.93
  4. Step 4: Simplify right side
    36,731.75x = 1,096,008,038.20
  5. Step 5: Solve for x
    x = 1,096,008,038.20/36,731.75
  6. Step 6: Final answer
    x = 29,838.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.