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Finding the Third Proportional to 9,127.69 and 13,461.19

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Solution

The third proportional to 9,127.69 and 13,461.19 is: 19,852.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.69 : 13,461.19 = 13,461.19 : x
  2. Step 2: Convert to fraction form
    9,127.69/13,461.19 = 13,461.19/x
  3. Step 3: Cross multiply
    9,127.69x = 13,461.19 × 13,461.19
  4. Step 4: Simplify right side
    9,127.69x = 181,203,568.91
  5. Step 5: Solve for x
    x = 181,203,568.91/9,127.69
  6. Step 6: Final answer
    x = 19,852.08

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.