Home / 33,220.50-49,774.33-20,045.17

Finding the Fourth Proportional to 33,220.50, 49,774.33 and 20,045.17

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Solution

The fourth proportional to 33,220.50, 49,774.33 and 20,045.17 is: 30,033.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.50 : 49,774.33 = 20,045.17 : x
  2. Step 2: Convert to fraction form
    33,220.50/49,774.33 = 20,045.17/x
  3. Step 3: Cross multiply
    33,220.50x = 49,774.33 × 20,045.17
  4. Step 4: Simplify right side
    33,220.50x = 997,734,993.76
  5. Step 5: Solve for x
    x = 997,734,993.76/33,220.50
  6. Step 6: Final answer
    x = 30,033.72

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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.