Home / 55,512.04-76,607.24-30,361

Finding the Fourth Proportional to 55,512.04, 76,607.24 and 30,361

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Solution

The fourth proportional to 55,512.04, 76,607.24 and 30,361 is: 41,898.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,512.04 : 76,607.24 = 30,361 : x
  2. Step 2: Convert to fraction form
    55,512.04/76,607.24 = 30,361/x
  3. Step 3: Cross multiply
    55,512.04x = 76,607.24 × 30,361
  4. Step 4: Simplify right side
    55,512.04x = 2,325,872,413.64
  5. Step 5: Solve for x
    x = 2,325,872,413.64/55,512.04
  6. Step 6: Final answer
    x = 41,898.52

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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.