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Finding the Third Proportional to 13,888.13 and 30,412.13

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Solution

The third proportional to 13,888.13 and 30,412.13 is: 66,596.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888.13 : 30,412.13 = 30,412.13 : x
  2. Step 2: Convert to fraction form
    13,888.13/30,412.13 = 30,412.13/x
  3. Step 3: Cross multiply
    13,888.13x = 30,412.13 × 30,412.13
  4. Step 4: Simplify right side
    13,888.13x = 924,897,347.02
  5. Step 5: Solve for x
    x = 924,897,347.02/13,888.13
  6. Step 6: Final answer
    x = 66,596.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.