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Finding the Fourth Proportional to 29,272.80, 43,912.20 and 9,552.84

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Solution

The fourth proportional to 29,272.80, 43,912.20 and 9,552.84 is: 14,330.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,272.80 : 43,912.20 = 9,552.84 : x
  2. Step 2: Convert to fraction form
    29,272.80/43,912.20 = 9,552.84/x
  3. Step 3: Cross multiply
    29,272.80x = 43,912.20 × 9,552.84
  4. Step 4: Simplify right side
    29,272.80x = 419,486,220.65
  5. Step 5: Solve for x
    x = 419,486,220.65/29,272.80
  6. Step 6: Final answer
    x = 14,330.24

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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.