Home / 20,017.01-27,622.99-11,064.29

Finding the Fourth Proportional to 20,017.01, 27,622.99 and 11,064.29

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Solution

The fourth proportional to 20,017.01, 27,622.99 and 11,064.29 is: 15,268.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017.01 : 27,622.99 = 11,064.29 : x
  2. Step 2: Convert to fraction form
    20,017.01/27,622.99 = 11,064.29/x
  3. Step 3: Cross multiply
    20,017.01x = 27,622.99 × 11,064.29
  4. Step 4: Simplify right side
    20,017.01x = 305,628,647.74
  5. Step 5: Solve for x
    x = 305,628,647.74/20,017.01
  6. Step 6: Final answer
    x = 15,268.44

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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.