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Finding the Fourth Proportional to 29,952.30, 44,879.85 and 18,839.10

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Solution

The fourth proportional to 29,952.30, 44,879.85 and 18,839.10 is: 28,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,952.30 : 44,879.85 = 18,839.10 : x
  2. Step 2: Convert to fraction form
    29,952.30/44,879.85 = 18,839.10/x
  3. Step 3: Cross multiply
    29,952.30x = 44,879.85 × 18,839.10
  4. Step 4: Simplify right side
    29,952.30x = 845,495,982.14
  5. Step 5: Solve for x
    x = 845,495,982.14/29,952.30
  6. Step 6: Final answer
    x = 28,228.08

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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.