Home / 31,952.73-47,928.41-8,579.17

Finding the Fourth Proportional to 31,952.73, 47,928.41 and 8,579.17

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Solution

The fourth proportional to 31,952.73, 47,928.41 and 8,579.17 is: 12,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,952.73 : 47,928.41 = 8,579.17 : x
  2. Step 2: Convert to fraction form
    31,952.73/47,928.41 = 8,579.17/x
  3. Step 3: Cross multiply
    31,952.73x = 47,928.41 × 8,579.17
  4. Step 4: Simplify right side
    31,952.73x = 411,185,756.81
  5. Step 5: Solve for x
    x = 411,185,756.81/31,952.73
  6. Step 6: Final answer
    x = 12,868.56

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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.