Home / 22,264.19-33,385.90-12,906.88

Finding the Fourth Proportional to 22,264.19, 33,385.90 and 12,906.88

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Solution

The fourth proportional to 22,264.19, 33,385.90 and 12,906.88 is: 19,354.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,264.19 : 33,385.90 = 12,906.88 : x
  2. Step 2: Convert to fraction form
    22,264.19/33,385.90 = 12,906.88/x
  3. Step 3: Cross multiply
    22,264.19x = 33,385.90 × 12,906.88
  4. Step 4: Simplify right side
    22,264.19x = 430,907,573.53
  5. Step 5: Solve for x
    x = 430,907,573.53/22,264.19
  6. Step 6: Final answer
    x = 19,354.29

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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.