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Finding the Third Proportional to 7,020.94 and 15,360.75

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Solution

The third proportional to 7,020.94 and 15,360.75 is: 33,607.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.94 : 15,360.75 = 15,360.75 : x
  2. Step 2: Convert to fraction form
    7,020.94/15,360.75 = 15,360.75/x
  3. Step 3: Cross multiply
    7,020.94x = 15,360.75 × 15,360.75
  4. Step 4: Simplify right side
    7,020.94x = 235,952,640.56
  5. Step 5: Solve for x
    x = 235,952,640.56/7,020.94
  6. Step 6: Final answer
    x = 33,607.00

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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.