Home / 16,902.05-25,344.39-9,883.61

Finding the Fourth Proportional to 16,902.05, 25,344.39 and 9,883.61

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Solution

The fourth proportional to 16,902.05, 25,344.39 and 9,883.61 is: 14,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.05 : 25,344.39 = 9,883.61 : x
  2. Step 2: Convert to fraction form
    16,902.05/25,344.39 = 9,883.61/x
  3. Step 3: Cross multiply
    16,902.05x = 25,344.39 × 9,883.61
  4. Step 4: Simplify right side
    16,902.05x = 250,494,066.45
  5. Step 5: Solve for x
    x = 250,494,066.45/16,902.05
  6. Step 6: Final answer
    x = 14,820.34

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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.