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Finding the Fourth Proportional to 17,914.21, 24,665.14 and 16,253.45

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Solution

The fourth proportional to 17,914.21, 24,665.14 and 16,253.45 is: 22,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.21 : 24,665.14 = 16,253.45 : x
  2. Step 2: Convert to fraction form
    17,914.21/24,665.14 = 16,253.45/x
  3. Step 3: Cross multiply
    17,914.21x = 24,665.14 × 16,253.45
  4. Step 4: Simplify right side
    17,914.21x = 400,893,610.29
  5. Step 5: Solve for x
    x = 400,893,610.29/17,914.21
  6. Step 6: Final answer
    x = 22,378.53

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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.