Home / 36,272.20-50,055.36-20,356.60

Finding the Fourth Proportional to 36,272.20, 50,055.36 and 20,356.60

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Solution

The fourth proportional to 36,272.20, 50,055.36 and 20,356.60 is: 28,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,272.20 : 50,055.36 = 20,356.60 : x
  2. Step 2: Convert to fraction form
    36,272.20/50,055.36 = 20,356.60/x
  3. Step 3: Cross multiply
    36,272.20x = 50,055.36 × 20,356.60
  4. Step 4: Simplify right side
    36,272.20x = 1,018,956,941.38
  5. Step 5: Solve for x
    x = 1,018,956,941.38/36,272.20
  6. Step 6: Final answer
    x = 28,091.95

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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.