Home / 29,329.88-40,472.21-17,999.85

Finding the Fourth Proportional to 29,329.88, 40,472.21 and 17,999.85

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Solution

The fourth proportional to 29,329.88, 40,472.21 and 17,999.85 is: 24,837.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,329.88 : 40,472.21 = 17,999.85 : x
  2. Step 2: Convert to fraction form
    29,329.88/40,472.21 = 17,999.85/x
  3. Step 3: Cross multiply
    29,329.88x = 40,472.21 × 17,999.85
  4. Step 4: Simplify right side
    29,329.88x = 728,493,770.94
  5. Step 5: Solve for x
    x = 728,493,770.94/29,329.88
  6. Step 6: Final answer
    x = 24,837.94

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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.