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Finding the Fourth Proportional to 18,610.50, 25,682.52 and 10,227

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Solution

The fourth proportional to 18,610.50, 25,682.52 and 10,227 is: 14,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610.50 : 25,682.52 = 10,227 : x
  2. Step 2: Convert to fraction form
    18,610.50/25,682.52 = 10,227/x
  3. Step 3: Cross multiply
    18,610.50x = 25,682.52 × 10,227
  4. Step 4: Simplify right side
    18,610.50x = 262,655,132.04
  5. Step 5: Solve for x
    x = 262,655,132.04/18,610.50
  6. Step 6: Final answer
    x = 14,113.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.