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Finding the Third Proportional to 9,214.59 and 13,899.09

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Solution

The third proportional to 9,214.59 and 13,899.09 is: 20,965.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.59 : 13,899.09 = 13,899.09 : x
  2. Step 2: Convert to fraction form
    9,214.59/13,899.09 = 13,899.09/x
  3. Step 3: Cross multiply
    9,214.59x = 13,899.09 × 13,899.09
  4. Step 4: Simplify right side
    9,214.59x = 193,184,807.07
  5. Step 5: Solve for x
    x = 193,184,807.07/9,214.59
  6. Step 6: Final answer
    x = 20,965.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.