Home / 55,768.35-76,959.03-31,893.60

Finding the Fourth Proportional to 55,768.35, 76,959.03 and 31,893.60

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Solution

The fourth proportional to 55,768.35, 76,959.03 and 31,893.60 is: 44,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,768.35 : 76,959.03 = 31,893.60 : x
  2. Step 2: Convert to fraction form
    55,768.35/76,959.03 = 31,893.60/x
  3. Step 3: Cross multiply
    55,768.35x = 76,959.03 × 31,893.60
  4. Step 4: Simplify right side
    55,768.35x = 2,454,500,519.21
  5. Step 5: Solve for x
    x = 2,454,500,519.21/55,768.35
  6. Step 6: Final answer
    x = 44,012.43

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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.