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Finding the Fourth Proportional to 29,712.33, 44,568.09 and 7,223.19

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Solution

The fourth proportional to 29,712.33, 44,568.09 and 7,223.19 is: 10,834.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,712.33 : 44,568.09 = 7,223.19 : x
  2. Step 2: Convert to fraction form
    29,712.33/44,568.09 = 7,223.19/x
  3. Step 3: Cross multiply
    29,712.33x = 44,568.09 × 7,223.19
  4. Step 4: Simplify right side
    29,712.33x = 321,923,782.01
  5. Step 5: Solve for x
    x = 321,923,782.01/29,712.33
  6. Step 6: Final answer
    x = 10,834.69

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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.