Home / 22,372.58-30,874.19-12,301.20

Finding the Fourth Proportional to 22,372.58, 30,874.19 and 12,301.20

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Solution

The fourth proportional to 22,372.58, 30,874.19 and 12,301.20 is: 16,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372.58 : 30,874.19 = 12,301.20 : x
  2. Step 2: Convert to fraction form
    22,372.58/30,874.19 = 12,301.20/x
  3. Step 3: Cross multiply
    22,372.58x = 30,874.19 × 12,301.20
  4. Step 4: Simplify right side
    22,372.58x = 379,789,524.52
  5. Step 5: Solve for x
    x = 379,789,524.52/22,372.58
  6. Step 6: Final answer
    x = 16,975.67

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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.