Home / 18,807.46-25,943.58-11,737.96

Finding the Fourth Proportional to 18,807.46, 25,943.58 and 11,737.96

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Solution

The fourth proportional to 18,807.46, 25,943.58 and 11,737.96 is: 16,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,807.46 : 25,943.58 = 11,737.96 : x
  2. Step 2: Convert to fraction form
    18,807.46/25,943.58 = 11,737.96/x
  3. Step 3: Cross multiply
    18,807.46x = 25,943.58 × 11,737.96
  4. Step 4: Simplify right side
    18,807.46x = 304,524,704.30
  5. Step 5: Solve for x
    x = 304,524,704.30/18,807.46
  6. Step 6: Final answer
    x = 16,191.70

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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.