Home / 55,215.37-76,197.19-30,064.87

Finding the Fourth Proportional to 55,215.37, 76,197.19 and 30,064.87

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Solution

The fourth proportional to 55,215.37, 76,197.19 and 30,064.87 is: 41,489.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,215.37 : 76,197.19 = 30,064.87 : x
  2. Step 2: Convert to fraction form
    55,215.37/76,197.19 = 30,064.87/x
  3. Step 3: Cross multiply
    55,215.37x = 76,197.19 × 30,064.87
  4. Step 4: Simplify right side
    55,215.37x = 2,290,858,611.72
  5. Step 5: Solve for x
    x = 2,290,858,611.72/55,215.37
  6. Step 6: Final answer
    x = 41,489.51

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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.