Home / 33,251.06-49,878.30-31,569.50

Finding the Fourth Proportional to 33,251.06, 49,878.30 and 31,569.50

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Solution

The fourth proportional to 33,251.06, 49,878.30 and 31,569.50 is: 47,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.06 : 49,878.30 = 31,569.50 : x
  2. Step 2: Convert to fraction form
    33,251.06/49,878.30 = 31,569.50/x
  3. Step 3: Cross multiply
    33,251.06x = 49,878.30 × 31,569.50
  4. Step 4: Simplify right side
    33,251.06x = 1,574,632,991.85
  5. Step 5: Solve for x
    x = 1,574,632,991.85/33,251.06
  6. Step 6: Final answer
    x = 47,355.87

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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.