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Finding the Third Proportional to 15,280.21 and 24,313.92

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Solution

The third proportional to 15,280.21 and 24,313.92 is: 38,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280.21 : 24,313.92 = 24,313.92 : x
  2. Step 2: Convert to fraction form
    15,280.21/24,313.92 = 24,313.92/x
  3. Step 3: Cross multiply
    15,280.21x = 24,313.92 × 24,313.92
  4. Step 4: Simplify right side
    15,280.21x = 591,166,796.94
  5. Step 5: Solve for x
    x = 591,166,796.94/15,280.21
  6. Step 6: Final answer
    x = 38,688.40

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.