Home / 36,040.96-49,736.06-20,125.68

Finding the Fourth Proportional to 36,040.96, 49,736.06 and 20,125.68

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Solution

The fourth proportional to 36,040.96, 49,736.06 and 20,125.68 is: 27,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,040.96 : 49,736.06 = 20,125.68 : x
  2. Step 2: Convert to fraction form
    36,040.96/49,736.06 = 20,125.68/x
  3. Step 3: Cross multiply
    36,040.96x = 49,736.06 × 20,125.68
  4. Step 4: Simplify right side
    36,040.96x = 1,000,972,028.02
  5. Step 5: Solve for x
    x = 1,000,972,028.02/36,040.96
  6. Step 6: Final answer
    x = 27,773.18

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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.