Home / 22,353.60-33,530.56-6,771.20

Finding the Fourth Proportional to 22,353.60, 33,530.56 and 6,771.20

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Solution

The fourth proportional to 22,353.60, 33,530.56 and 6,771.20 is: 10,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,353.60 : 33,530.56 = 6,771.20 : x
  2. Step 2: Convert to fraction form
    22,353.60/33,530.56 = 6,771.20/x
  3. Step 3: Cross multiply
    22,353.60x = 33,530.56 × 6,771.20
  4. Step 4: Simplify right side
    22,353.60x = 227,042,127.87
  5. Step 5: Solve for x
    x = 227,042,127.87/22,353.60
  6. Step 6: Final answer
    x = 10,156.85

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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.