Home / 13,277.64-19,928.77-6,708.44

Finding the Fourth Proportional to 13,277.64, 19,928.77 and 6,708.44

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Solution

The fourth proportional to 13,277.64, 19,928.77 and 6,708.44 is: 10,068.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.64 : 19,928.77 = 6,708.44 : x
  2. Step 2: Convert to fraction form
    13,277.64/19,928.77 = 6,708.44/x
  3. Step 3: Cross multiply
    13,277.64x = 19,928.77 × 6,708.44
  4. Step 4: Simplify right side
    13,277.64x = 133,690,990.87
  5. Step 5: Solve for x
    x = 133,690,990.87/13,277.64
  6. Step 6: Final answer
    x = 10,068.88

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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.