Home / 22,202.70-33,320.48-10,515.94

Finding the Fourth Proportional to 22,202.70, 33,320.48 and 10,515.94

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Solution

The fourth proportional to 22,202.70, 33,320.48 and 10,515.94 is: 15,781.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,202.70 : 33,320.48 = 10,515.94 : x
  2. Step 2: Convert to fraction form
    22,202.70/33,320.48 = 10,515.94/x
  3. Step 3: Cross multiply
    22,202.70x = 33,320.48 × 10,515.94
  4. Step 4: Simplify right side
    22,202.70x = 350,396,168.45
  5. Step 5: Solve for x
    x = 350,396,168.45/22,202.70
  6. Step 6: Final answer
    x = 15,781.69

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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.