Home / 31,836.04-43,935.92-17,688.88

Finding the Fourth Proportional to 31,836.04, 43,935.92 and 17,688.88

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Solution

The fourth proportional to 31,836.04, 43,935.92 and 17,688.88 is: 24,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,836.04 : 43,935.92 = 17,688.88 : x
  2. Step 2: Convert to fraction form
    31,836.04/43,935.92 = 17,688.88/x
  3. Step 3: Cross multiply
    31,836.04x = 43,935.92 × 17,688.88
  4. Step 4: Simplify right side
    31,836.04x = 777,177,249.38
  5. Step 5: Solve for x
    x = 777,177,249.38/31,836.04
  6. Step 6: Final answer
    x = 24,411.87

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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.