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Finding the Fourth Proportional to 29,323.42, 43,984.52 and 7,136.92

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Solution

The fourth proportional to 29,323.42, 43,984.52 and 7,136.92 is: 10,705.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,323.42 : 43,984.52 = 7,136.92 : x
  2. Step 2: Convert to fraction form
    29,323.42/43,984.52 = 7,136.92/x
  3. Step 3: Cross multiply
    29,323.42x = 43,984.52 × 7,136.92
  4. Step 4: Simplify right side
    29,323.42x = 313,914,033.16
  5. Step 5: Solve for x
    x = 313,914,033.16/29,323.42
  6. Step 6: Final answer
    x = 10,705.23

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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.