Home / 22,168.40-30,592.92-12,609.84

Finding the Fourth Proportional to 22,168.40, 30,592.92 and 12,609.84

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Solution

The fourth proportional to 22,168.40, 30,592.92 and 12,609.84 is: 17,401.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.40 : 30,592.92 = 12,609.84 : x
  2. Step 2: Convert to fraction form
    22,168.40/30,592.92 = 12,609.84/x
  3. Step 3: Cross multiply
    22,168.40x = 30,592.92 × 12,609.84
  4. Step 4: Simplify right side
    22,168.40x = 385,771,826.33
  5. Step 5: Solve for x
    x = 385,771,826.33/22,168.40
  6. Step 6: Final answer
    x = 17,401.88

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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.