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Finding the Third Proportional to 13,129.13 and 28,080.75

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Solution

The third proportional to 13,129.13 and 28,080.75 is: 60,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,129.13 : 28,080.75 = 28,080.75 : x
  2. Step 2: Convert to fraction form
    13,129.13/28,080.75 = 28,080.75/x
  3. Step 3: Cross multiply
    13,129.13x = 28,080.75 × 28,080.75
  4. Step 4: Simplify right side
    13,129.13x = 788,528,520.56
  5. Step 5: Solve for x
    x = 788,528,520.56/13,129.13
  6. Step 6: Final answer
    x = 60,059.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.