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Finding the Fourth Proportional to 24,591.94, 33,935.61 and 13,411.78

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Solution

The fourth proportional to 24,591.94, 33,935.61 and 13,411.78 is: 18,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,591.94 : 33,935.61 = 13,411.78 : x
  2. Step 2: Convert to fraction form
    24,591.94/33,935.61 = 13,411.78/x
  3. Step 3: Cross multiply
    24,591.94x = 33,935.61 × 13,411.78
  4. Step 4: Simplify right side
    24,591.94x = 455,136,935.49
  5. Step 5: Solve for x
    x = 455,136,935.49/24,591.94
  6. Step 6: Final answer
    x = 18,507.57

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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.