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Finding the Third Proportional to 6,927.75 and 15,151.50

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Solution

The third proportional to 6,927.75 and 15,151.50 is: 33,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.75 : 15,151.50 = 15,151.50 : x
  2. Step 2: Convert to fraction form
    6,927.75/15,151.50 = 15,151.50/x
  3. Step 3: Cross multiply
    6,927.75x = 15,151.50 × 15,151.50
  4. Step 4: Simplify right side
    6,927.75x = 229,567,952.25
  5. Step 5: Solve for x
    x = 229,567,952.25/6,927.75
  6. Step 6: Final answer
    x = 33,137.45

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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.