Home / 22,082.21-30,474.14-12,522.11

Finding the Fourth Proportional to 22,082.21, 30,474.14 and 12,522.11

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Solution

The fourth proportional to 22,082.21, 30,474.14 and 12,522.11 is: 17,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,082.21 : 30,474.14 = 12,522.11 : x
  2. Step 2: Convert to fraction form
    22,082.21/30,474.14 = 12,522.11/x
  3. Step 3: Cross multiply
    22,082.21x = 30,474.14 × 12,522.11
  4. Step 4: Simplify right side
    22,082.21x = 381,600,571.56
  5. Step 5: Solve for x
    x = 381,600,571.56/22,082.21
  6. Step 6: Final answer
    x = 17,280.91

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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.