Home / 35,919.06-53,879.47-12,226.56

Finding the Fourth Proportional to 35,919.06, 53,879.47 and 12,226.56

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Solution

The fourth proportional to 35,919.06, 53,879.47 and 12,226.56 is: 18,340.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.06 : 53,879.47 = 12,226.56 : x
  2. Step 2: Convert to fraction form
    35,919.06/53,879.47 = 12,226.56/x
  3. Step 3: Cross multiply
    35,919.06x = 53,879.47 × 12,226.56
  4. Step 4: Simplify right side
    35,919.06x = 658,760,572.72
  5. Step 5: Solve for x
    x = 658,760,572.72/35,919.06
  6. Step 6: Final answer
    x = 18,340.14

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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.