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Finding the Third Proportional to 9,750.94 and 21,385.13

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Solution

The third proportional to 9,750.94 and 21,385.13 is: 46,900.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,750.94 : 21,385.13 = 21,385.13 : x
  2. Step 2: Convert to fraction form
    9,750.94/21,385.13 = 21,385.13/x
  3. Step 3: Cross multiply
    9,750.94x = 21,385.13 × 21,385.13
  4. Step 4: Simplify right side
    9,750.94x = 457,323,571.27
  5. Step 5: Solve for x
    x = 457,323,571.27/9,750.94
  6. Step 6: Final answer
    x = 46,900.47

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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.