Home / 20,062.00-27,685.19-11,109.47

Finding the Fourth Proportional to 20,062.00, 27,685.19 and 11,109.47

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Solution

The fourth proportional to 20,062.00, 27,685.19 and 11,109.47 is: 15,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062.00 : 27,685.19 = 11,109.47 : x
  2. Step 2: Convert to fraction form
    20,062.00/27,685.19 = 11,109.47/x
  3. Step 3: Cross multiply
    20,062.00x = 27,685.19 × 11,109.47
  4. Step 4: Simplify right side
    20,062.00x = 307,567,787.75
  5. Step 5: Solve for x
    x = 307,567,787.75/20,062.00
  6. Step 6: Final answer
    x = 15,330.87

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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.