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Finding the Third Proportional to 20,128.50 and 44,074.13

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Solution

The third proportional to 20,128.50 and 44,074.13 is: 96,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,128.50 : 44,074.13 = 44,074.13 : x
  2. Step 2: Convert to fraction form
    20,128.50/44,074.13 = 44,074.13/x
  3. Step 3: Cross multiply
    20,128.50x = 44,074.13 × 44,074.13
  4. Step 4: Simplify right side
    20,128.50x = 1,942,528,494.52
  5. Step 5: Solve for x
    x = 1,942,528,494.52/20,128.50
  6. Step 6: Final answer
    x = 96,506.37

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1.5x scale

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.