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Finding the Fourth Proportional to 22,188.54, 33,283.10 and 7,397.46

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Solution

The fourth proportional to 22,188.54, 33,283.10 and 7,397.46 is: 11,096.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,188.54 : 33,283.10 = 7,397.46 : x
  2. Step 2: Convert to fraction form
    22,188.54/33,283.10 = 7,397.46/x
  3. Step 3: Cross multiply
    22,188.54x = 33,283.10 × 7,397.46
  4. Step 4: Simplify right side
    22,188.54x = 246,210,403.82
  5. Step 5: Solve for x
    x = 246,210,403.82/22,188.54
  6. Step 6: Final answer
    x = 11,096.29

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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.