Home / 22,125.04-33,161.88-8,961.04

Finding the Fourth Proportional to 22,125.04, 33,161.88 and 8,961.04

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Solution

The fourth proportional to 22,125.04, 33,161.88 and 8,961.04 is: 13,431.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,125.04 : 33,161.88 = 8,961.04 : x
  2. Step 2: Convert to fraction form
    22,125.04/33,161.88 = 8,961.04/x
  3. Step 3: Cross multiply
    22,125.04x = 33,161.88 × 8,961.04
  4. Step 4: Simplify right side
    22,125.04x = 297,164,933.16
  5. Step 5: Solve for x
    x = 297,164,933.16/22,125.04
  6. Step 6: Final answer
    x = 13,431.16

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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.