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Finding the Fourth Proportional to 24,313.91, 33,553.04 and 13,558.91

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Solution

The fourth proportional to 24,313.91, 33,553.04 and 13,558.91 is: 18,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,313.91 : 33,553.04 = 13,558.91 : x
  2. Step 2: Convert to fraction form
    24,313.91/33,553.04 = 13,558.91/x
  3. Step 3: Cross multiply
    24,313.91x = 33,553.04 × 13,558.91
  4. Step 4: Simplify right side
    24,313.91x = 454,942,414.03
  5. Step 5: Solve for x
    x = 454,942,414.03/24,313.91
  6. Step 6: Final answer
    x = 18,711.20

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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.