Home / 22,028.34-30,399.33-11,956.87

Finding the Fourth Proportional to 22,028.34, 30,399.33 and 11,956.87

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Solution

The fourth proportional to 22,028.34, 30,399.33 and 11,956.87 is: 16,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.34 : 30,399.33 = 11,956.87 : x
  2. Step 2: Convert to fraction form
    22,028.34/30,399.33 = 11,956.87/x
  3. Step 3: Cross multiply
    22,028.34x = 30,399.33 × 11,956.87
  4. Step 4: Simplify right side
    22,028.34x = 363,480,748.74
  5. Step 5: Solve for x
    x = 363,480,748.74/22,028.34
  6. Step 6: Final answer
    x = 16,500.60

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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.