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Finding the Fourth Proportional to 24,363.81, 33,622.01 and 13,185.81

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Solution

The fourth proportional to 24,363.81, 33,622.01 and 13,185.81 is: 18,196.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,363.81 : 33,622.01 = 13,185.81 : x
  2. Step 2: Convert to fraction form
    24,363.81/33,622.01 = 13,185.81/x
  3. Step 3: Cross multiply
    24,363.81x = 33,622.01 × 13,185.81
  4. Step 4: Simplify right side
    24,363.81x = 443,333,369.75
  5. Step 5: Solve for x
    x = 443,333,369.75/24,363.81
  6. Step 6: Final answer
    x = 18,196.39

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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.