Home / 13,441.07-20,164.62-4,555.89

Finding the Fourth Proportional to 13,441.07, 20,164.62 and 4,555.89

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Solution

The fourth proportional to 13,441.07, 20,164.62 and 4,555.89 is: 6,834.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441.07 : 20,164.62 = 4,555.89 : x
  2. Step 2: Convert to fraction form
    13,441.07/20,164.62 = 4,555.89/x
  3. Step 3: Cross multiply
    13,441.07x = 20,164.62 × 4,555.89
  4. Step 4: Simplify right side
    13,441.07x = 91,867,790.61
  5. Step 5: Solve for x
    x = 91,867,790.61/13,441.07
  6. Step 6: Final answer
    x = 6,834.86

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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.