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Finding the Fourth Proportional to 30,504.54, 45,675 and 29,553.60

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Solution

The fourth proportional to 30,504.54, 45,675 and 29,553.60 is: 44,251.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504.54 : 45,675 = 29,553.60 : x
  2. Step 2: Convert to fraction form
    30,504.54/45,675 = 29,553.60/x
  3. Step 3: Cross multiply
    30,504.54x = 45,675 × 29,553.60
  4. Step 4: Simplify right side
    30,504.54x = 1,349,860,680
  5. Step 5: Solve for x
    x = 1,349,860,680/30,504.54
  6. Step 6: Final answer
    x = 44,251.14

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1.5x scale

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.