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Finding the Third Proportional to 28,684.13 and 40,322.25

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Solution

The third proportional to 28,684.13 and 40,322.25 is: 56,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,684.13 : 40,322.25 = 40,322.25 : x
  2. Step 2: Convert to fraction form
    28,684.13/40,322.25 = 40,322.25/x
  3. Step 3: Cross multiply
    28,684.13x = 40,322.25 × 40,322.25
  4. Step 4: Simplify right side
    28,684.13x = 1,625,883,845.06
  5. Step 5: Solve for x
    x = 1,625,883,845.06/28,684.13
  6. Step 6: Final answer
    x = 56,682.36

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.