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Finding the Fourth Proportional to 22,645.64, 33,966.30 and 7,063.40

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Solution

The fourth proportional to 22,645.64, 33,966.30 and 7,063.40 is: 10,594.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,645.64 : 33,966.30 = 7,063.40 : x
  2. Step 2: Convert to fraction form
    22,645.64/33,966.30 = 7,063.40/x
  3. Step 3: Cross multiply
    22,645.64x = 33,966.30 × 7,063.40
  4. Step 4: Simplify right side
    22,645.64x = 239,917,563.42
  5. Step 5: Solve for x
    x = 239,917,563.42/22,645.64
  6. Step 6: Final answer
    x = 10,594.43

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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.