Home / 18,760.32-25,853.76-16,234.56

Finding the Fourth Proportional to 18,760.32, 25,853.76 and 16,234.56

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Solution

The fourth proportional to 18,760.32, 25,853.76 and 16,234.56 is: 22,372.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760.32 : 25,853.76 = 16,234.56 : x
  2. Step 2: Convert to fraction form
    18,760.32/25,853.76 = 16,234.56/x
  3. Step 3: Cross multiply
    18,760.32x = 25,853.76 × 16,234.56
  4. Step 4: Simplify right side
    18,760.32x = 419,724,417.95
  5. Step 5: Solve for x
    x = 419,724,417.95/18,760.32
  6. Step 6: Final answer
    x = 22,372.99

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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.