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Finding the Third Proportional to 6,981.19 and 15,192.56

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Solution

The third proportional to 6,981.19 and 15,192.56 is: 33,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.19 : 15,192.56 = 15,192.56 : x
  2. Step 2: Convert to fraction form
    6,981.19/15,192.56 = 15,192.56/x
  3. Step 3: Cross multiply
    6,981.19x = 15,192.56 × 15,192.56
  4. Step 4: Simplify right side
    6,981.19x = 230,813,955.32
  5. Step 5: Solve for x
    x = 230,813,955.32/6,981.19
  6. Step 6: Final answer
    x = 33,062.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.