Home / 25,251.23-34,861.19-16,764.80

Finding the Fourth Proportional to 25,251.23, 34,861.19 and 16,764.80

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Solution

The fourth proportional to 25,251.23, 34,861.19 and 16,764.80 is: 23,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,251.23 : 34,861.19 = 16,764.80 : x
  2. Step 2: Convert to fraction form
    25,251.23/34,861.19 = 16,764.80/x
  3. Step 3: Cross multiply
    25,251.23x = 34,861.19 × 16,764.80
  4. Step 4: Simplify right side
    25,251.23x = 584,440,619.98
  5. Step 5: Solve for x
    x = 584,440,619.98/25,251.23
  6. Step 6: Final answer
    x = 23,145.04

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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.