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Finding the Fourth Proportional to 24,351.50, 33,605.10 and 13,173.50

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Solution

The fourth proportional to 24,351.50, 33,605.10 and 13,173.50 is: 18,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,351.50 : 33,605.10 = 13,173.50 : x
  2. Step 2: Convert to fraction form
    24,351.50/33,605.10 = 13,173.50/x
  3. Step 3: Cross multiply
    24,351.50x = 33,605.10 × 13,173.50
  4. Step 4: Simplify right side
    24,351.50x = 442,696,784.85
  5. Step 5: Solve for x
    x = 442,696,784.85/24,351.50
  6. Step 6: Final answer
    x = 18,179.45

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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.