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Finding the Fourth Proportional to 22,414.63, 33,622.02 and 9,931.30

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Solution

The fourth proportional to 22,414.63, 33,622.02 and 9,931.30 is: 14,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,414.63 : 33,622.02 = 9,931.30 : x
  2. Step 2: Convert to fraction form
    22,414.63/33,622.02 = 9,931.30/x
  3. Step 3: Cross multiply
    22,414.63x = 33,622.02 × 9,931.30
  4. Step 4: Simplify right side
    22,414.63x = 333,910,367.23
  5. Step 5: Solve for x
    x = 333,910,367.23/22,414.63
  6. Step 6: Final answer
    x = 14,896.98

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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.