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Finding the Fourth Proportional to 29,585.13, 44,371.07 and 8,520.48

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Solution

The fourth proportional to 29,585.13, 44,371.07 and 8,520.48 is: 12,778.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,585.13 : 44,371.07 = 8,520.48 : x
  2. Step 2: Convert to fraction form
    29,585.13/44,371.07 = 8,520.48/x
  3. Step 3: Cross multiply
    29,585.13x = 44,371.07 × 8,520.48
  4. Step 4: Simplify right side
    29,585.13x = 378,062,771.91
  5. Step 5: Solve for x
    x = 378,062,771.91/29,585.13
  6. Step 6: Final answer
    x = 12,778.81

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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.