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Finding the Fourth Proportional to 22,400.76, 33,601.14 and 6,818.25

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Solution

The fourth proportional to 22,400.76, 33,601.14 and 6,818.25 is: 10,227.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,400.76 : 33,601.14 = 6,818.25 : x
  2. Step 2: Convert to fraction form
    22,400.76/33,601.14 = 6,818.25/x
  3. Step 3: Cross multiply
    22,400.76x = 33,601.14 × 6,818.25
  4. Step 4: Simplify right side
    22,400.76x = 229,100,972.81
  5. Step 5: Solve for x
    x = 229,100,972.81/22,400.76
  6. Step 6: Final answer
    x = 10,227.38

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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.