Home / 22,353.03-30,847.68-12,282.08

Finding the Fourth Proportional to 22,353.03, 30,847.68 and 12,282.08

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Solution

The fourth proportional to 22,353.03, 30,847.68 and 12,282.08 is: 16,949.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,353.03 : 30,847.68 = 12,282.08 : x
  2. Step 2: Convert to fraction form
    22,353.03/30,847.68 = 12,282.08/x
  3. Step 3: Cross multiply
    22,353.03x = 30,847.68 × 12,282.08
  4. Step 4: Simplify right side
    22,353.03x = 378,873,519.34
  5. Step 5: Solve for x
    x = 378,873,519.34/22,353.03
  6. Step 6: Final answer
    x = 16,949.54

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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.