Home / 55,512.27-76,608.77-30,361.77

Finding the Fourth Proportional to 55,512.27, 76,608.77 and 30,361.77

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Solution

The fourth proportional to 55,512.27, 76,608.77 and 30,361.77 is: 41,900.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,512.27 : 76,608.77 = 30,361.77 : x
  2. Step 2: Convert to fraction form
    55,512.27/76,608.77 = 30,361.77/x
  3. Step 3: Cross multiply
    55,512.27x = 76,608.77 × 30,361.77
  4. Step 4: Simplify right side
    55,512.27x = 2,325,977,702.91
  5. Step 5: Solve for x
    x = 2,325,977,702.91/55,512.27
  6. Step 6: Final answer
    x = 41,900.24

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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.