Home / 33,405.46-50,112.31-10,915.61

Finding the Fourth Proportional to 33,405.46, 50,112.31 and 10,915.61

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Solution

The fourth proportional to 33,405.46, 50,112.31 and 10,915.61 is: 16,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,405.46 : 50,112.31 = 10,915.61 : x
  2. Step 2: Convert to fraction form
    33,405.46/50,112.31 = 10,915.61/x
  3. Step 3: Cross multiply
    33,405.46x = 50,112.31 × 10,915.61
  4. Step 4: Simplify right side
    33,405.46x = 547,006,154.31
  5. Step 5: Solve for x
    x = 547,006,154.31/33,405.46
  6. Step 6: Final answer
    x = 16,374.75

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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.