Home / 29,379.46-40,545.21-16,806.34

Finding the Fourth Proportional to 29,379.46, 40,545.21 and 16,806.34

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Solution

The fourth proportional to 29,379.46, 40,545.21 and 16,806.34 is: 23,193.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379.46 : 40,545.21 = 16,806.34 : x
  2. Step 2: Convert to fraction form
    29,379.46/40,545.21 = 16,806.34/x
  3. Step 3: Cross multiply
    29,379.46x = 40,545.21 × 16,806.34
  4. Step 4: Simplify right side
    29,379.46x = 681,416,584.63
  5. Step 5: Solve for x
    x = 681,416,584.63/29,379.46
  6. Step 6: Final answer
    x = 23,193.64

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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.