Home / 31,922.91-47,882.54-12,192.53

Finding the Fourth Proportional to 31,922.91, 47,882.54 and 12,192.53

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Solution

The fourth proportional to 31,922.91, 47,882.54 and 12,192.53 is: 18,288.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,922.91 : 47,882.54 = 12,192.53 : x
  2. Step 2: Convert to fraction form
    31,922.91/47,882.54 = 12,192.53/x
  3. Step 3: Cross multiply
    31,922.91x = 47,882.54 × 12,192.53
  4. Step 4: Simplify right side
    31,922.91x = 583,809,096.49
  5. Step 5: Solve for x
    x = 583,809,096.49/31,922.91
  6. Step 6: Final answer
    x = 18,288.09

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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.