Home / 11,433.28-17,155.28-4,043.32

Finding the Fourth Proportional to 11,433.28, 17,155.28 and 4,043.32

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Solution

The fourth proportional to 11,433.28, 17,155.28 and 4,043.32 is: 6,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,433.28 : 17,155.28 = 4,043.32 : x
  2. Step 2: Convert to fraction form
    11,433.28/17,155.28 = 4,043.32/x
  3. Step 3: Cross multiply
    11,433.28x = 17,155.28 × 4,043.32
  4. Step 4: Simplify right side
    11,433.28x = 69,364,286.73
  5. Step 5: Solve for x
    x = 69,364,286.73/11,433.28
  6. Step 6: Final answer
    x = 6,066.88

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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.