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Finding the Third Proportional to 19,126.94 and 41,430.13

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Solution

The third proportional to 19,126.94 and 41,430.13 is: 89,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.94 : 41,430.13 = 41,430.13 : x
  2. Step 2: Convert to fraction form
    19,126.94/41,430.13 = 41,430.13/x
  3. Step 3: Cross multiply
    19,126.94x = 41,430.13 × 41,430.13
  4. Step 4: Simplify right side
    19,126.94x = 1,716,455,257.52
  5. Step 5: Solve for x
    x = 1,716,455,257.52/19,126.94
  6. Step 6: Final answer
    x = 89,740.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.