Home / 36,258.82-50,040.19-20,127.65

Finding the Fourth Proportional to 36,258.82, 50,040.19 and 20,127.65

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Solution

The fourth proportional to 36,258.82, 50,040.19 and 20,127.65 is: 27,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,258.82 : 50,040.19 = 20,127.65 : x
  2. Step 2: Convert to fraction form
    36,258.82/50,040.19 = 20,127.65/x
  3. Step 3: Cross multiply
    36,258.82x = 50,040.19 × 20,127.65
  4. Step 4: Simplify right side
    36,258.82x = 1,007,191,430.25
  5. Step 5: Solve for x
    x = 1,007,191,430.25/36,258.82
  6. Step 6: Final answer
    x = 27,777.83

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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.