Home / 22,107.10-33,164.70-7,316.50

Finding the Fourth Proportional to 22,107.10, 33,164.70 and 7,316.50

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Solution

The fourth proportional to 22,107.10, 33,164.70 and 7,316.50 is: 10,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107.10 : 33,164.70 = 7,316.50 : x
  2. Step 2: Convert to fraction form
    22,107.10/33,164.70 = 7,316.50/x
  3. Step 3: Cross multiply
    22,107.10x = 33,164.70 × 7,316.50
  4. Step 4: Simplify right side
    22,107.10x = 242,649,527.55
  5. Step 5: Solve for x
    x = 242,649,527.55/22,107.10
  6. Step 6: Final answer
    x = 10,976.09

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Double scale
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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.