Home / 22,144.03-33,220.33-7,155.19

Finding the Fourth Proportional to 22,144.03, 33,220.33 and 7,155.19

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Solution

The fourth proportional to 22,144.03, 33,220.33 and 7,155.19 is: 10,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144.03 : 33,220.33 = 7,155.19 : x
  2. Step 2: Convert to fraction form
    22,144.03/33,220.33 = 7,155.19/x
  3. Step 3: Cross multiply
    22,144.03x = 33,220.33 × 7,155.19
  4. Step 4: Simplify right side
    22,144.03x = 237,697,609.79
  5. Step 5: Solve for x
    x = 237,697,609.79/22,144.03
  6. Step 6: Final answer
    x = 10,734.16

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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.