Home / 31,952.94-47,929.41-8,579.38

Finding the Fourth Proportional to 31,952.94, 47,929.41 and 8,579.38

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Solution

The fourth proportional to 31,952.94, 47,929.41 and 8,579.38 is: 12,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,952.94 : 47,929.41 = 8,579.38 : x
  2. Step 2: Convert to fraction form
    31,952.94/47,929.41 = 8,579.38/x
  3. Step 3: Cross multiply
    31,952.94x = 47,929.41 × 8,579.38
  4. Step 4: Simplify right side
    31,952.94x = 411,204,621.57
  5. Step 5: Solve for x
    x = 411,204,621.57/31,952.94
  6. Step 6: Final answer
    x = 12,869.07

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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.