Home / 16,381.56-24,550.38-15,331.80

Finding the Fourth Proportional to 16,381.56, 24,550.38 and 15,331.80

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Solution

The fourth proportional to 16,381.56, 24,550.38 and 15,331.80 is: 22,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381.56 : 24,550.38 = 15,331.80 : x
  2. Step 2: Convert to fraction form
    16,381.56/24,550.38 = 15,331.80/x
  3. Step 3: Cross multiply
    16,381.56x = 24,550.38 × 15,331.80
  4. Step 4: Simplify right side
    16,381.56x = 376,401,516.08
  5. Step 5: Solve for x
    x = 376,401,516.08/16,381.56
  6. Step 6: Final answer
    x = 22,977.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.