Home / 20,019.67-27,624.75-11,065.96

Finding the Fourth Proportional to 20,019.67, 27,624.75 and 11,065.96

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Solution

The fourth proportional to 20,019.67, 27,624.75 and 11,065.96 is: 15,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.67 : 27,624.75 = 11,065.96 : x
  2. Step 2: Convert to fraction form
    20,019.67/27,624.75 = 11,065.96/x
  3. Step 3: Cross multiply
    20,019.67x = 27,624.75 × 11,065.96
  4. Step 4: Simplify right side
    20,019.67x = 305,694,378.51
  5. Step 5: Solve for x
    x = 305,694,378.51/20,019.67
  6. Step 6: Final answer
    x = 15,269.70

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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.