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Finding the Third Proportional to 14,400 and 30,795.75

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Solution

The third proportional to 14,400 and 30,795.75 is: 65,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,400 : 30,795.75 = 30,795.75 : x
  2. Step 2: Convert to fraction form
    14,400/30,795.75 = 30,795.75/x
  3. Step 3: Cross multiply
    14,400x = 30,795.75 × 30,795.75
  4. Step 4: Simplify right side
    14,400x = 948,378,218.06
  5. Step 5: Solve for x
    x = 948,378,218.06/14,400
  6. Step 6: Final answer
    x = 65,859.60

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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.