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Finding the Fourth Proportional to 22,068.52, 33,095.76 and 7,274.68

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Solution

The fourth proportional to 22,068.52, 33,095.76 and 7,274.68 is: 10,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068.52 : 33,095.76 = 7,274.68 : x
  2. Step 2: Convert to fraction form
    22,068.52/33,095.76 = 7,274.68/x
  3. Step 3: Cross multiply
    22,068.52x = 33,095.76 × 7,274.68
  4. Step 4: Simplify right side
    22,068.52x = 240,761,063.36
  5. Step 5: Solve for x
    x = 240,761,063.36/22,068.52
  6. Step 6: Final answer
    x = 10,909.71

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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.