Home / 20,022.01-27,628.25-11,068.07

Finding the Fourth Proportional to 20,022.01, 27,628.25 and 11,068.07

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Solution

The fourth proportional to 20,022.01, 27,628.25 and 11,068.07 is: 15,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.01 : 27,628.25 = 11,068.07 : x
  2. Step 2: Convert to fraction form
    20,022.01/27,628.25 = 11,068.07/x
  3. Step 3: Cross multiply
    20,022.01x = 27,628.25 × 11,068.07
  4. Step 4: Simplify right side
    20,022.01x = 305,791,404.98
  5. Step 5: Solve for x
    x = 305,791,404.98/20,022.01
  6. Step 6: Final answer
    x = 15,272.76

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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.