Home / 16,836.85-23,230.36-10,872.01

Finding the Fourth Proportional to 16,836.85, 23,230.36 and 10,872.01

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Solution

The fourth proportional to 16,836.85, 23,230.36 and 10,872.01 is: 15,000.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.85 : 23,230.36 = 10,872.01 : x
  2. Step 2: Convert to fraction form
    16,836.85/23,230.36 = 10,872.01/x
  3. Step 3: Cross multiply
    16,836.85x = 23,230.36 × 10,872.01
  4. Step 4: Simplify right side
    16,836.85x = 252,560,706.22
  5. Step 5: Solve for x
    x = 252,560,706.22/16,836.85
  6. Step 6: Final answer
    x = 15,000.47

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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.