Home / 32,372.88-44,649-21,192.72

Finding the Fourth Proportional to 32,372.88, 44,649 and 21,192.72

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Solution

The fourth proportional to 32,372.88, 44,649 and 21,192.72 is: 29,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,372.88 : 44,649 = 21,192.72 : x
  2. Step 2: Convert to fraction form
    32,372.88/44,649 = 21,192.72/x
  3. Step 3: Cross multiply
    32,372.88x = 44,649 × 21,192.72
  4. Step 4: Simplify right side
    32,372.88x = 946,233,755.28
  5. Step 5: Solve for x
    x = 946,233,755.28/32,372.88
  6. Step 6: Final answer
    x = 29,229.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.