Home / 40,183.36-55,454.32-22,280.03

Finding the Fourth Proportional to 40,183.36, 55,454.32 and 22,280.03

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Solution

The fourth proportional to 40,183.36, 55,454.32 and 22,280.03 is: 30,747.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,183.36 : 55,454.32 = 22,280.03 : x
  2. Step 2: Convert to fraction form
    40,183.36/55,454.32 = 22,280.03/x
  3. Step 3: Cross multiply
    40,183.36x = 55,454.32 × 22,280.03
  4. Step 4: Simplify right side
    40,183.36x = 1,235,523,871.76
  5. Step 5: Solve for x
    x = 1,235,523,871.76/40,183.36
  6. Step 6: Final answer
    x = 30,747.15

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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.