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Finding the Third Proportional to 14,869.13 and 21,745.13

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Solution

The third proportional to 14,869.13 and 21,745.13 is: 31,800.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,869.13 : 21,745.13 = 21,745.13 : x
  2. Step 2: Convert to fraction form
    14,869.13/21,745.13 = 21,745.13/x
  3. Step 3: Cross multiply
    14,869.13x = 21,745.13 × 21,745.13
  4. Step 4: Simplify right side
    14,869.13x = 472,850,461.27
  5. Step 5: Solve for x
    x = 472,850,461.27/14,869.13
  6. Step 6: Final answer
    x = 31,800.83

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.