Home / 22,291.38-30,762.09-12,082.41

Finding the Fourth Proportional to 22,291.38, 30,762.09 and 12,082.41

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Solution

The fourth proportional to 22,291.38, 30,762.09 and 12,082.41 is: 16,673.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,291.38 : 30,762.09 = 12,082.41 : x
  2. Step 2: Convert to fraction form
    22,291.38/30,762.09 = 12,082.41/x
  3. Step 3: Cross multiply
    22,291.38x = 30,762.09 × 12,082.41
  4. Step 4: Simplify right side
    22,291.38x = 371,680,183.84
  5. Step 5: Solve for x
    x = 371,680,183.84/22,291.38
  6. Step 6: Final answer
    x = 16,673.72

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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.