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Finding the Fourth Proportional to 24,843.94, 34,285.19 and 13,665.94

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Solution

The fourth proportional to 24,843.94, 34,285.19 and 13,665.94 is: 18,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,843.94 : 34,285.19 = 13,665.94 : x
  2. Step 2: Convert to fraction form
    24,843.94/34,285.19 = 13,665.94/x
  3. Step 3: Cross multiply
    24,843.94x = 34,285.19 × 13,665.94
  4. Step 4: Simplify right side
    24,843.94x = 468,539,195.39
  5. Step 5: Solve for x
    x = 468,539,195.39/24,843.94
  6. Step 6: Final answer
    x = 18,859.30

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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.