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Finding the Third Proportional to 10,482.75 and 14,676.19

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Solution

The third proportional to 10,482.75 and 14,676.19 is: 20,547.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.75 : 14,676.19 = 14,676.19 : x
  2. Step 2: Convert to fraction form
    10,482.75/14,676.19 = 14,676.19/x
  3. Step 3: Cross multiply
    10,482.75x = 14,676.19 × 14,676.19
  4. Step 4: Simplify right side
    10,482.75x = 215,390,479.54
  5. Step 5: Solve for x
    x = 215,390,479.54/10,482.75
  6. Step 6: Final answer
    x = 20,547.14

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.