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Finding the Fourth Proportional to 44,928, 67,372.34 and 16,828.35

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Solution

The fourth proportional to 44,928, 67,372.34 and 16,828.35 is: 25,235.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,928 : 67,372.34 = 16,828.35 : x
  2. Step 2: Convert to fraction form
    44,928/67,372.34 = 16,828.35/x
  3. Step 3: Cross multiply
    44,928x = 67,372.34 × 16,828.35
  4. Step 4: Simplify right side
    44,928x = 1,133,765,233.70
  5. Step 5: Solve for x
    x = 1,133,765,233.70/44,928
  6. Step 6: Final answer
    x = 25,235.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.