Home / 31,864.53-47,796.78-9,677.82

Finding the Fourth Proportional to 31,864.53, 47,796.78 and 9,677.82

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Solution

The fourth proportional to 31,864.53, 47,796.78 and 9,677.82 is: 14,516.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,864.53 : 47,796.78 = 9,677.82 : x
  2. Step 2: Convert to fraction form
    31,864.53/47,796.78 = 9,677.82/x
  3. Step 3: Cross multiply
    31,864.53x = 47,796.78 × 9,677.82
  4. Step 4: Simplify right side
    31,864.53x = 462,568,633.42
  5. Step 5: Solve for x
    x = 462,568,633.42/31,864.53
  6. Step 6: Final answer
    x = 14,516.73

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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.