Home / 55,512.96-76,607.04-30,362.46

Finding the Fourth Proportional to 55,512.96, 76,607.04 and 30,362.46

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Solution

The fourth proportional to 55,512.96, 76,607.04 and 30,362.46 is: 41,899.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,512.96 : 76,607.04 = 30,362.46 : x
  2. Step 2: Convert to fraction form
    55,512.96/76,607.04 = 30,362.46/x
  3. Step 3: Cross multiply
    55,512.96x = 76,607.04 × 30,362.46
  4. Step 4: Simplify right side
    55,512.96x = 2,325,978,187.72
  5. Step 5: Solve for x
    x = 2,325,978,187.72/55,512.96
  6. Step 6: Final answer
    x = 41,899.73

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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.