Home / 43,832.40-65,748.60-27,138.30

Finding the Fourth Proportional to 43,832.40, 65,748.60 and 27,138.30

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Solution

The fourth proportional to 43,832.40, 65,748.60 and 27,138.30 is: 40,707.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,832.40 : 65,748.60 = 27,138.30 : x
  2. Step 2: Convert to fraction form
    43,832.40/65,748.60 = 27,138.30/x
  3. Step 3: Cross multiply
    43,832.40x = 65,748.60 × 27,138.30
  4. Step 4: Simplify right side
    43,832.40x = 1,784,305,231.38
  5. Step 5: Solve for x
    x = 1,784,305,231.38/43,832.40
  6. Step 6: Final answer
    x = 40,707.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.