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Finding the Fourth Proportional to 17,551.01, 24,231.12 and 11,424.56

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Solution

The fourth proportional to 17,551.01, 24,231.12 and 11,424.56 is: 15,772.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551.01 : 24,231.12 = 11,424.56 : x
  2. Step 2: Convert to fraction form
    17,551.01/24,231.12 = 11,424.56/x
  3. Step 3: Cross multiply
    17,551.01x = 24,231.12 × 11,424.56
  4. Step 4: Simplify right side
    17,551.01x = 276,829,720.31
  5. Step 5: Solve for x
    x = 276,829,720.31/17,551.01
  6. Step 6: Final answer
    x = 15,772.86

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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.