Home / 55,711.44-76,887.31-31,841.54

Finding the Fourth Proportional to 55,711.44, 76,887.31 and 31,841.54

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Solution

The fourth proportional to 55,711.44, 76,887.31 and 31,841.54 is: 43,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,711.44 : 76,887.31 = 31,841.54 : x
  2. Step 2: Convert to fraction form
    55,711.44/76,887.31 = 31,841.54/x
  3. Step 3: Cross multiply
    55,711.44x = 76,887.31 × 31,841.54
  4. Step 4: Simplify right side
    55,711.44x = 2,448,210,356.86
  5. Step 5: Solve for x
    x = 2,448,210,356.86/55,711.44
  6. Step 6: Final answer
    x = 43,944.48

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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.