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Finding the Fourth Proportional to 35,854.80, 53,788.66 and 29,249.86

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Solution

The fourth proportional to 35,854.80, 53,788.66 and 29,249.86 is: 43,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,854.80 : 53,788.66 = 29,249.86 : x
  2. Step 2: Convert to fraction form
    35,854.80/53,788.66 = 29,249.86/x
  3. Step 3: Cross multiply
    35,854.80x = 53,788.66 × 29,249.86
  4. Step 4: Simplify right side
    35,854.80x = 1,573,310,667.85
  5. Step 5: Solve for x
    x = 1,573,310,667.85/35,854.80
  6. Step 6: Final answer
    x = 43,880.05

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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.