Home / 55,745.53-76,932.62-31,546.51

Finding the Fourth Proportional to 55,745.53, 76,932.62 and 31,546.51

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Solution

The fourth proportional to 55,745.53, 76,932.62 and 31,546.51 is: 43,536.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,745.53 : 76,932.62 = 31,546.51 : x
  2. Step 2: Convert to fraction form
    55,745.53/76,932.62 = 31,546.51/x
  3. Step 3: Cross multiply
    55,745.53x = 76,932.62 × 31,546.51
  4. Step 4: Simplify right side
    55,745.53x = 2,426,955,552.69
  5. Step 5: Solve for x
    x = 2,426,955,552.69/55,745.53
  6. Step 6: Final answer
    x = 43,536.33

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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.