Home / 20,534.24-30,796.65-5,744.20

Finding the Fourth Proportional to 20,534.24, 30,796.65 and 5,744.20

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Solution

The fourth proportional to 20,534.24, 30,796.65 and 5,744.20 is: 8,614.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,534.24 : 30,796.65 = 5,744.20 : x
  2. Step 2: Convert to fraction form
    20,534.24/30,796.65 = 5,744.20/x
  3. Step 3: Cross multiply
    20,534.24x = 30,796.65 × 5,744.20
  4. Step 4: Simplify right side
    20,534.24x = 176,902,116.93
  5. Step 5: Solve for x
    x = 176,902,116.93/20,534.24
  6. Step 6: Final answer
    x = 8,614.98

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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.