Home / 22,101.12-33,156.88-7,310.04

Finding the Fourth Proportional to 22,101.12, 33,156.88 and 7,310.04

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Solution

The fourth proportional to 22,101.12, 33,156.88 and 7,310.04 is: 10,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,101.12 : 33,156.88 = 7,310.04 : x
  2. Step 2: Convert to fraction form
    22,101.12/33,156.88 = 7,310.04/x
  3. Step 3: Cross multiply
    22,101.12x = 33,156.88 × 7,310.04
  4. Step 4: Simplify right side
    22,101.12x = 242,378,119.08
  5. Step 5: Solve for x
    x = 242,378,119.08/22,101.12
  6. Step 6: Final answer
    x = 10,966.78

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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.