Home / 22,234.53-30,682.50-12,161.01

Finding the Fourth Proportional to 22,234.53, 30,682.50 and 12,161.01

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Solution

The fourth proportional to 22,234.53, 30,682.50 and 12,161.01 is: 16,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,234.53 : 30,682.50 = 12,161.01 : x
  2. Step 2: Convert to fraction form
    22,234.53/30,682.50 = 12,161.01/x
  3. Step 3: Cross multiply
    22,234.53x = 30,682.50 × 12,161.01
  4. Step 4: Simplify right side
    22,234.53x = 373,130,189.33
  5. Step 5: Solve for x
    x = 373,130,189.33/22,234.53
  6. Step 6: Final answer
    x = 16,781.56

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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.