Home / 55,447.00-76,516.77-31,573.68

Finding the Fourth Proportional to 55,447.00, 76,516.77 and 31,573.68

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Solution

The fourth proportional to 55,447.00, 76,516.77 and 31,573.68 is: 43,571.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,447.00 : 76,516.77 = 31,573.68 : x
  2. Step 2: Convert to fraction form
    55,447.00/76,516.77 = 31,573.68/x
  3. Step 3: Cross multiply
    55,447.00x = 76,516.77 × 31,573.68
  4. Step 4: Simplify right side
    55,447.00x = 2,415,916,010.61
  5. Step 5: Solve for x
    x = 2,415,916,010.61/55,447.00
  6. Step 6: Final answer
    x = 43,571.63

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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.