Home / 31,521.28-47,277.44-11,797.12

Finding the Fourth Proportional to 31,521.28, 47,277.44 and 11,797.12

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Solution

The fourth proportional to 31,521.28, 47,277.44 and 11,797.12 is: 17,694.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,521.28 : 47,277.44 = 11,797.12 : x
  2. Step 2: Convert to fraction form
    31,521.28/47,277.44 = 11,797.12/x
  3. Step 3: Cross multiply
    31,521.28x = 47,277.44 × 11,797.12
  4. Step 4: Simplify right side
    31,521.28x = 557,737,632.97
  5. Step 5: Solve for x
    x = 557,737,632.97/31,521.28
  6. Step 6: Final answer
    x = 17,694.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.