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Finding the Fourth Proportional to 22,053.52, 33,080.12 and 8,905.70

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Solution

The fourth proportional to 22,053.52, 33,080.12 and 8,905.70 is: 13,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.52 : 33,080.12 = 8,905.70 : x
  2. Step 2: Convert to fraction form
    22,053.52/33,080.12 = 8,905.70/x
  3. Step 3: Cross multiply
    22,053.52x = 33,080.12 × 8,905.70
  4. Step 4: Simplify right side
    22,053.52x = 294,601,624.68
  5. Step 5: Solve for x
    x = 294,601,624.68/22,053.52
  6. Step 6: Final answer
    x = 13,358.49

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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.