Home / 12,850.70-19,282.32-5,835.29

Finding the Fourth Proportional to 12,850.70, 19,282.32 and 5,835.29

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Solution

The fourth proportional to 12,850.70, 19,282.32 and 5,835.29 is: 8,755.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.70 : 19,282.32 = 5,835.29 : x
  2. Step 2: Convert to fraction form
    12,850.70/19,282.32 = 5,835.29/x
  3. Step 3: Cross multiply
    12,850.70x = 19,282.32 × 5,835.29
  4. Step 4: Simplify right side
    12,850.70x = 112,517,832.66
  5. Step 5: Solve for x
    x = 112,517,832.66/12,850.70
  6. Step 6: Final answer
    x = 8,755.78

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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.