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Finding the Fourth Proportional to 24,381.54, 33,646.50 and 13,203.54

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Solution

The fourth proportional to 24,381.54, 33,646.50 and 13,203.54 is: 18,220.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,381.54 : 33,646.50 = 13,203.54 : x
  2. Step 2: Convert to fraction form
    24,381.54/33,646.50 = 13,203.54/x
  3. Step 3: Cross multiply
    24,381.54x = 33,646.50 × 13,203.54
  4. Step 4: Simplify right side
    24,381.54x = 444,252,908.61
  5. Step 5: Solve for x
    x = 444,252,908.61/24,381.54
  6. Step 6: Final answer
    x = 18,220.87

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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.