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Finding the Fourth Proportional to 24,648.68, 33,943.49 and 21,416.97

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Solution

The fourth proportional to 24,648.68, 33,943.49 and 21,416.97 is: 29,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,648.68 : 33,943.49 = 21,416.97 : x
  2. Step 2: Convert to fraction form
    24,648.68/33,943.49 = 21,416.97/x
  3. Step 3: Cross multiply
    24,648.68x = 33,943.49 × 21,416.97
  4. Step 4: Simplify right side
    24,648.68x = 726,966,599.94
  5. Step 5: Solve for x
    x = 726,966,599.94/24,648.68
  6. Step 6: Final answer
    x = 29,493.13

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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.