Home / 47,189.21-65,120.61-26,775.03

Finding the Fourth Proportional to 47,189.21, 65,120.61 and 26,775.03

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Solution

The fourth proportional to 47,189.21, 65,120.61 and 26,775.03 is: 36,949.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,189.21 : 65,120.61 = 26,775.03 : x
  2. Step 2: Convert to fraction form
    47,189.21/65,120.61 = 26,775.03/x
  3. Step 3: Cross multiply
    47,189.21x = 65,120.61 × 26,775.03
  4. Step 4: Simplify right side
    47,189.21x = 1,743,606,286.37
  5. Step 5: Solve for x
    x = 1,743,606,286.37/47,189.21
  6. Step 6: Final answer
    x = 36,949.26

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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.