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Finding the Third Proportional to 6,808 and 15,784

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Solution

The third proportional to 6,808 and 15,784 is: 36,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,808 : 15,784 = 15,784 : x
  2. Step 2: Convert to fraction form
    6,808/15,784 = 15,784/x
  3. Step 3: Cross multiply
    6,808x = 15,784 × 15,784
  4. Step 4: Simplify right side
    6,808x = 249,134,656
  5. Step 5: Solve for x
    x = 249,134,656/6,808
  6. Step 6: Final answer
    x = 36,594.40

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.