Home / 22,135.28-30,546.16-12,064.04

Finding the Fourth Proportional to 22,135.28, 30,546.16 and 12,064.04

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Solution

The fourth proportional to 22,135.28, 30,546.16 and 12,064.04 is: 16,648.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135.28 : 30,546.16 = 12,064.04 : x
  2. Step 2: Convert to fraction form
    22,135.28/30,546.16 = 12,064.04/x
  3. Step 3: Cross multiply
    22,135.28x = 30,546.16 × 12,064.04
  4. Step 4: Simplify right side
    22,135.28x = 368,510,096.09
  5. Step 5: Solve for x
    x = 368,510,096.09/22,135.28
  6. Step 6: Final answer
    x = 16,648.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.