Home / 16,800.62-23,180.07-10,835.78

Finding the Fourth Proportional to 16,800.62, 23,180.07 and 10,835.78

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Solution

The fourth proportional to 16,800.62, 23,180.07 and 10,835.78 is: 14,950.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.62 : 23,180.07 = 10,835.78 : x
  2. Step 2: Convert to fraction form
    16,800.62/23,180.07 = 10,835.78/x
  3. Step 3: Cross multiply
    16,800.62x = 23,180.07 × 10,835.78
  4. Step 4: Simplify right side
    16,800.62x = 251,174,063.64
  5. Step 5: Solve for x
    x = 251,174,063.64/16,800.62
  6. Step 6: Final answer
    x = 14,950.29

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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.