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Finding the Third Proportional to 7,887 and 13,504.50

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Solution

The third proportional to 7,887 and 13,504.50 is: 23,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887 : 13,504.50 = 13,504.50 : x
  2. Step 2: Convert to fraction form
    7,887/13,504.50 = 13,504.50/x
  3. Step 3: Cross multiply
    7,887x = 13,504.50 × 13,504.50
  4. Step 4: Simplify right side
    7,887x = 182,371,520.25
  5. Step 5: Solve for x
    x = 182,371,520.25/7,887
  6. Step 6: Final answer
    x = 23,123.05

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Why These Related Problems?

These problems maintain the same ratio (1.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.