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Finding the Fourth Proportional to 24,351.42, 33,605.01 and 13,173.42

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Solution

The fourth proportional to 24,351.42, 33,605.01 and 13,173.42 is: 18,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,351.42 : 33,605.01 = 13,173.42 : x
  2. Step 2: Convert to fraction form
    24,351.42/33,605.01 = 13,173.42/x
  3. Step 3: Cross multiply
    24,351.42x = 33,605.01 × 13,173.42
  4. Step 4: Simplify right side
    24,351.42x = 442,692,910.83
  5. Step 5: Solve for x
    x = 442,692,910.83/24,351.42
  6. Step 6: Final answer
    x = 18,179.35

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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.