Home / 34,463.21-47,553.64-21,540.96

Finding the Fourth Proportional to 34,463.21, 47,553.64 and 21,540.96

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Solution

The fourth proportional to 34,463.21, 47,553.64 and 21,540.96 is: 29,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,463.21 : 47,553.64 = 21,540.96 : x
  2. Step 2: Convert to fraction form
    34,463.21/47,553.64 = 21,540.96/x
  3. Step 3: Cross multiply
    34,463.21x = 47,553.64 × 21,540.96
  4. Step 4: Simplify right side
    34,463.21x = 1,024,351,084.02
  5. Step 5: Solve for x
    x = 1,024,351,084.02/34,463.21
  6. Step 6: Final answer
    x = 29,723.03

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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.