Home / 12,949.73-19,411.23-7,093.97

Finding the Fourth Proportional to 12,949.73, 19,411.23 and 7,093.97

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Solution

The fourth proportional to 12,949.73, 19,411.23 and 7,093.97 is: 10,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949.73 : 19,411.23 = 7,093.97 : x
  2. Step 2: Convert to fraction form
    12,949.73/19,411.23 = 7,093.97/x
  3. Step 3: Cross multiply
    12,949.73x = 19,411.23 × 7,093.97
  4. Step 4: Simplify right side
    12,949.73x = 137,702,683.28
  5. Step 5: Solve for x
    x = 137,702,683.28/12,949.73
  6. Step 6: Final answer
    x = 10,633.63

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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.