Home / 33,287.27-49,928.15-9,913.70

Finding the Fourth Proportional to 33,287.27, 49,928.15 and 9,913.70

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Solution

The fourth proportional to 33,287.27, 49,928.15 and 9,913.70 is: 14,869.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,287.27 : 49,928.15 = 9,913.70 : x
  2. Step 2: Convert to fraction form
    33,287.27/49,928.15 = 9,913.70/x
  3. Step 3: Cross multiply
    33,287.27x = 49,928.15 × 9,913.70
  4. Step 4: Simplify right side
    33,287.27x = 494,972,401.45
  5. Step 5: Solve for x
    x = 494,972,401.45/33,287.27
  6. Step 6: Final answer
    x = 14,869.72

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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.