Home / 55,733.64-76,912.40-31,860.83

Finding the Fourth Proportional to 55,733.64, 76,912.40 and 31,860.83

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Solution

The fourth proportional to 55,733.64, 76,912.40 and 31,860.83 is: 43,967.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,733.64 : 76,912.40 = 31,860.83 : x
  2. Step 2: Convert to fraction form
    55,733.64/76,912.40 = 31,860.83/x
  3. Step 3: Cross multiply
    55,733.64x = 76,912.40 × 31,860.83
  4. Step 4: Simplify right side
    55,733.64x = 2,450,493,132.27
  5. Step 5: Solve for x
    x = 2,450,493,132.27/55,733.64
  6. Step 6: Final answer
    x = 43,967.93

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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.