Home / 16,632.76-25,002.60-13,381.96

Finding the Fourth Proportional to 16,632.76, 25,002.60 and 13,381.96

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Solution

The fourth proportional to 16,632.76, 25,002.60 and 13,381.96 is: 20,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,632.76 : 25,002.60 = 13,381.96 : x
  2. Step 2: Convert to fraction form
    16,632.76/25,002.60 = 13,381.96/x
  3. Step 3: Cross multiply
    16,632.76x = 25,002.60 × 13,381.96
  4. Step 4: Simplify right side
    16,632.76x = 334,583,793.10
  5. Step 5: Solve for x
    x = 334,583,793.10/16,632.76
  6. Step 6: Final answer
    x = 20,115.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.