Home / 29,974.61-41,381.53-18,040.88

Finding the Fourth Proportional to 29,974.61, 41,381.53 and 18,040.88

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Solution

The fourth proportional to 29,974.61, 41,381.53 and 18,040.88 is: 24,906.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,974.61 : 41,381.53 = 18,040.88 : x
  2. Step 2: Convert to fraction form
    29,974.61/41,381.53 = 18,040.88/x
  3. Step 3: Cross multiply
    29,974.61x = 41,381.53 × 18,040.88
  4. Step 4: Simplify right side
    29,974.61x = 746,558,964.94
  5. Step 5: Solve for x
    x = 746,558,964.94/29,974.61
  6. Step 6: Final answer
    x = 24,906.38

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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.