Home / 43,311.36-64,928.16-35,963.04

Finding the Fourth Proportional to 43,311.36, 64,928.16 and 35,963.04

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Solution

The fourth proportional to 43,311.36, 64,928.16 and 35,963.04 is: 53,912.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,311.36 : 64,928.16 = 35,963.04 : x
  2. Step 2: Convert to fraction form
    43,311.36/64,928.16 = 35,963.04/x
  3. Step 3: Cross multiply
    43,311.36x = 64,928.16 × 35,963.04
  4. Step 4: Simplify right side
    43,311.36x = 2,335,014,015.21
  5. Step 5: Solve for x
    x = 2,335,014,015.21/43,311.36
  6. Step 6: Final answer
    x = 53,912.28

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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.