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Finding the Fourth Proportional to 29,712.67, 44,568.99 and 7,223.23

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Solution

The fourth proportional to 29,712.67, 44,568.99 and 7,223.23 is: 10,834.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,712.67 : 44,568.99 = 7,223.23 : x
  2. Step 2: Convert to fraction form
    29,712.67/44,568.99 = 7,223.23/x
  3. Step 3: Cross multiply
    29,712.67x = 44,568.99 × 7,223.23
  4. Step 4: Simplify right side
    29,712.67x = 321,932,065.64
  5. Step 5: Solve for x
    x = 321,932,065.64/29,712.67
  6. Step 6: Final answer
    x = 10,834.84

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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.