Home / 20,016.42-27,622.29-11,064.30

Finding the Fourth Proportional to 20,016.42, 27,622.29 and 11,064.30

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Solution

The fourth proportional to 20,016.42, 27,622.29 and 11,064.30 is: 15,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.42 : 27,622.29 = 11,064.30 : x
  2. Step 2: Convert to fraction form
    20,016.42/27,622.29 = 11,064.30/x
  3. Step 3: Cross multiply
    20,016.42x = 27,622.29 × 11,064.30
  4. Step 4: Simplify right side
    20,016.42x = 305,621,303.25
  5. Step 5: Solve for x
    x = 305,621,303.25/20,016.42
  6. Step 6: Final answer
    x = 15,268.53

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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.