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Finding the Fourth Proportional to 29,381.82, 44,067.08 and 8,316.76

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Solution

The fourth proportional to 29,381.82, 44,067.08 and 8,316.76 is: 12,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381.82 : 44,067.08 = 8,316.76 : x
  2. Step 2: Convert to fraction form
    29,381.82/44,067.08 = 8,316.76/x
  3. Step 3: Cross multiply
    29,381.82x = 44,067.08 × 8,316.76
  4. Step 4: Simplify right side
    29,381.82x = 366,495,328.26
  5. Step 5: Solve for x
    x = 366,495,328.26/29,381.82
  6. Step 6: Final answer
    x = 12,473.54

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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.