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Finding the Fourth Proportional to 22,059.78, 33,088.05 and 6,478.62

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Solution

The fourth proportional to 22,059.78, 33,088.05 and 6,478.62 is: 9,717.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,059.78 : 33,088.05 = 6,478.62 : x
  2. Step 2: Convert to fraction form
    22,059.78/33,088.05 = 6,478.62/x
  3. Step 3: Cross multiply
    22,059.78x = 33,088.05 × 6,478.62
  4. Step 4: Simplify right side
    22,059.78x = 214,364,902.49
  5. Step 5: Solve for x
    x = 214,364,902.49/22,059.78
  6. Step 6: Final answer
    x = 9,717.45

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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.