Home / 40,154.34-55,413.36-22,249.56

Finding the Fourth Proportional to 40,154.34, 55,413.36 and 22,249.56

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Solution

The fourth proportional to 40,154.34, 55,413.36 and 22,249.56 is: 30,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154.34 : 55,413.36 = 22,249.56 : x
  2. Step 2: Convert to fraction form
    40,154.34/55,413.36 = 22,249.56/x
  3. Step 3: Cross multiply
    40,154.34x = 55,413.36 × 22,249.56
  4. Step 4: Simplify right side
    40,154.34x = 1,232,922,878.12
  5. Step 5: Solve for x
    x = 1,232,922,878.12/40,154.34
  6. Step 6: Final answer
    x = 30,704.60

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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.