Home / 19,450.92-26,845.38-11,070.12

Finding the Fourth Proportional to 19,450.92, 26,845.38 and 11,070.12

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Solution

The fourth proportional to 19,450.92, 26,845.38 and 11,070.12 is: 15,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.92 : 26,845.38 = 11,070.12 : x
  2. Step 2: Convert to fraction form
    19,450.92/26,845.38 = 11,070.12/x
  3. Step 3: Cross multiply
    19,450.92x = 26,845.38 × 11,070.12
  4. Step 4: Simplify right side
    19,450.92x = 297,181,578.05
  5. Step 5: Solve for x
    x = 297,181,578.05/19,450.92
  6. Step 6: Final answer
    x = 15,278.54

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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.