Home / 33,121.67-49,675.04-9,428.69

Finding the Fourth Proportional to 33,121.67, 49,675.04 and 9,428.69

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Solution

The fourth proportional to 33,121.67, 49,675.04 and 9,428.69 is: 14,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121.67 : 49,675.04 = 9,428.69 : x
  2. Step 2: Convert to fraction form
    33,121.67/49,675.04 = 9,428.69/x
  3. Step 3: Cross multiply
    33,121.67x = 49,675.04 × 9,428.69
  4. Step 4: Simplify right side
    33,121.67x = 468,370,257.38
  5. Step 5: Solve for x
    x = 468,370,257.38/33,121.67
  6. Step 6: Final answer
    x = 14,140.90

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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.