Home / 33,720.23-50,586.86-12,942.11

Finding the Fourth Proportional to 33,720.23, 50,586.86 and 12,942.11

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Solution

The fourth proportional to 33,720.23, 50,586.86 and 12,942.11 is: 19,415.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.23 : 50,586.86 = 12,942.11 : x
  2. Step 2: Convert to fraction form
    33,720.23/50,586.86 = 12,942.11/x
  3. Step 3: Cross multiply
    33,720.23x = 50,586.86 × 12,942.11
  4. Step 4: Simplify right side
    33,720.23x = 654,700,641.96
  5. Step 5: Solve for x
    x = 654,700,641.96/33,720.23
  6. Step 6: Final answer
    x = 19,415.66

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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.