Home / 20,016.57-27,623.39-11,064.22

Finding the Fourth Proportional to 20,016.57, 27,623.39 and 11,064.22

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Solution

The fourth proportional to 20,016.57, 27,623.39 and 11,064.22 is: 15,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.57 : 27,623.39 = 11,064.22 : x
  2. Step 2: Convert to fraction form
    20,016.57/27,623.39 = 11,064.22/x
  3. Step 3: Cross multiply
    20,016.57x = 27,623.39 × 11,064.22
  4. Step 4: Simplify right side
    20,016.57x = 305,631,264.11
  5. Step 5: Solve for x
    x = 305,631,264.11/20,016.57
  6. Step 6: Final answer
    x = 15,268.91

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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.