Home / 55,030.32-75,941.94-29,879.82

Finding the Fourth Proportional to 55,030.32, 75,941.94 and 29,879.82

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Solution

The fourth proportional to 55,030.32, 75,941.94 and 29,879.82 is: 41,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,030.32 : 75,941.94 = 29,879.82 : x
  2. Step 2: Convert to fraction form
    55,030.32/75,941.94 = 29,879.82/x
  3. Step 3: Cross multiply
    55,030.32x = 75,941.94 × 29,879.82
  4. Step 4: Simplify right side
    55,030.32x = 2,269,131,497.65
  5. Step 5: Solve for x
    x = 2,269,131,497.65/55,030.32
  6. Step 6: Final answer
    x = 41,234.21

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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.