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Finding the Fourth Proportional to 32,867.84, 49,239.24 and 19,512.56

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Solution

The fourth proportional to 32,867.84, 49,239.24 and 19,512.56 is: 29,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,867.84 : 49,239.24 = 19,512.56 : x
  2. Step 2: Convert to fraction form
    32,867.84/49,239.24 = 19,512.56/x
  3. Step 3: Cross multiply
    32,867.84x = 49,239.24 × 19,512.56
  4. Step 4: Simplify right side
    32,867.84x = 960,783,624.85
  5. Step 5: Solve for x
    x = 960,783,624.85/32,867.84
  6. Step 6: Final answer
    x = 29,231.72

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1.5x scale

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.