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Finding the Fourth Proportional to 22,106.70, 33,148.65 and 6,522.30

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Solution

The fourth proportional to 22,106.70, 33,148.65 and 6,522.30 is: 9,780.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,106.70 : 33,148.65 = 6,522.30 : x
  2. Step 2: Convert to fraction form
    22,106.70/33,148.65 = 6,522.30/x
  3. Step 3: Cross multiply
    22,106.70x = 33,148.65 × 6,522.30
  4. Step 4: Simplify right side
    22,106.70x = 216,205,439.90
  5. Step 5: Solve for x
    x = 216,205,439.90/22,106.70
  6. Step 6: Final answer
    x = 9,780.09

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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.