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Finding the Fourth Proportional to 29,223.62, 43,841.91 and 8,445.54

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Solution

The fourth proportional to 29,223.62, 43,841.91 and 8,445.54 is: 12,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,223.62 : 43,841.91 = 8,445.54 : x
  2. Step 2: Convert to fraction form
    29,223.62/43,841.91 = 8,445.54/x
  3. Step 3: Cross multiply
    29,223.62x = 43,841.91 × 8,445.54
  4. Step 4: Simplify right side
    29,223.62x = 370,268,604.58
  5. Step 5: Solve for x
    x = 370,268,604.58/29,223.62
  6. Step 6: Final answer
    x = 12,670.18

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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.