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Finding the Third Proportional to 9,347.25 and 14,209.88

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Solution

The third proportional to 9,347.25 and 14,209.88 is: 21,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,347.25 : 14,209.88 = 14,209.88 : x
  2. Step 2: Convert to fraction form
    9,347.25/14,209.88 = 14,209.88/x
  3. Step 3: Cross multiply
    9,347.25x = 14,209.88 × 14,209.88
  4. Step 4: Simplify right side
    9,347.25x = 201,920,547.52
  5. Step 5: Solve for x
    x = 201,920,547.52/9,347.25
  6. Step 6: Final answer
    x = 21,602.13

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.