Home / 55,610.56-76,743.57-30,458.44

Finding the Fourth Proportional to 55,610.56, 76,743.57 and 30,458.44

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Solution

The fourth proportional to 55,610.56, 76,743.57 and 30,458.44 is: 42,033.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,610.56 : 76,743.57 = 30,458.44 : x
  2. Step 2: Convert to fraction form
    55,610.56/76,743.57 = 30,458.44/x
  3. Step 3: Cross multiply
    55,610.56x = 76,743.57 × 30,458.44
  4. Step 4: Simplify right side
    55,610.56x = 2,337,489,422.23
  5. Step 5: Solve for x
    x = 2,337,489,422.23/55,610.56
  6. Step 6: Final answer
    x = 42,033.19

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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.