Home / 33,137.76-49,718.84-15,376.92

Finding the Fourth Proportional to 33,137.76, 49,718.84 and 15,376.92

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Solution

The fourth proportional to 33,137.76, 49,718.84 and 15,376.92 is: 23,071.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.76 : 49,718.84 = 15,376.92 : x
  2. Step 2: Convert to fraction form
    33,137.76/49,718.84 = 15,376.92/x
  3. Step 3: Cross multiply
    33,137.76x = 49,718.84 × 15,376.92
  4. Step 4: Simplify right side
    33,137.76x = 764,522,625.17
  5. Step 5: Solve for x
    x = 764,522,625.17/33,137.76
  6. Step 6: Final answer
    x = 23,071.04

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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.