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Finding the Third Proportional to 14,360 and 22,390

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Solution

The third proportional to 14,360 and 22,390 is: 34,910.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360 : 22,390 = 22,390 : x
  2. Step 2: Convert to fraction form
    14,360/22,390 = 22,390/x
  3. Step 3: Cross multiply
    14,360x = 22,390 × 22,390
  4. Step 4: Simplify right side
    14,360x = 501,312,100
  5. Step 5: Solve for x
    x = 501,312,100/14,360
  6. Step 6: Final answer
    x = 34,910.31

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.