Home / 22,148.43-33,222.60-8,997.72

Finding the Fourth Proportional to 22,148.43, 33,222.60 and 8,997.72

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Solution

The fourth proportional to 22,148.43, 33,222.60 and 8,997.72 is: 13,496.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.43 : 33,222.60 = 8,997.72 : x
  2. Step 2: Convert to fraction form
    22,148.43/33,222.60 = 8,997.72/x
  3. Step 3: Cross multiply
    22,148.43x = 33,222.60 × 8,997.72
  4. Step 4: Simplify right side
    22,148.43x = 298,927,652.47
  5. Step 5: Solve for x
    x = 298,927,652.47/22,148.43
  6. Step 6: Final answer
    x = 13,496.56

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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.