Home / 20,019.74-27,624.83-11,066.01

Finding the Fourth Proportional to 20,019.74, 27,624.83 and 11,066.01

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Solution

The fourth proportional to 20,019.74, 27,624.83 and 11,066.01 is: 15,269.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.74 : 27,624.83 = 11,066.01 : x
  2. Step 2: Convert to fraction form
    20,019.74/27,624.83 = 11,066.01/x
  3. Step 3: Cross multiply
    20,019.74x = 27,624.83 × 11,066.01
  4. Step 4: Simplify right side
    20,019.74x = 305,696,703.74
  5. Step 5: Solve for x
    x = 305,696,703.74/20,019.74
  6. Step 6: Final answer
    x = 15,269.77

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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.