Home / 29,474.67-40,680.33-18,863.94

Finding the Fourth Proportional to 29,474.67, 40,680.33 and 18,863.94

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Solution

The fourth proportional to 29,474.67, 40,680.33 and 18,863.94 is: 26,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,474.67 : 40,680.33 = 18,863.94 : x
  2. Step 2: Convert to fraction form
    29,474.67/40,680.33 = 18,863.94/x
  3. Step 3: Cross multiply
    29,474.67x = 40,680.33 × 18,863.94
  4. Step 4: Simplify right side
    29,474.67x = 767,391,304.30
  5. Step 5: Solve for x
    x = 767,391,304.30/29,474.67
  6. Step 6: Final answer
    x = 26,035.62

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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.