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Finding the Fourth Proportional to 35,331.84, 48,624.84 and 29,653.20

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Solution

The fourth proportional to 35,331.84, 48,624.84 and 29,653.20 is: 40,809.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,331.84 : 48,624.84 = 29,653.20 : x
  2. Step 2: Convert to fraction form
    35,331.84/48,624.84 = 29,653.20/x
  3. Step 3: Cross multiply
    35,331.84x = 48,624.84 × 29,653.20
  4. Step 4: Simplify right side
    35,331.84x = 1,441,882,105.49
  5. Step 5: Solve for x
    x = 1,441,882,105.49/35,331.84
  6. Step 6: Final answer
    x = 40,809.71

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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.