Home / 33,541.12-50,289.60-18,771.84

Finding the Fourth Proportional to 33,541.12, 50,289.60 and 18,771.84

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Solution

The fourth proportional to 33,541.12, 50,289.60 and 18,771.84 is: 28,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,541.12 : 50,289.60 = 18,771.84 : x
  2. Step 2: Convert to fraction form
    33,541.12/50,289.60 = 18,771.84/x
  3. Step 3: Cross multiply
    33,541.12x = 50,289.60 × 18,771.84
  4. Step 4: Simplify right side
    33,541.12x = 944,028,324.86
  5. Step 5: Solve for x
    x = 944,028,324.86/33,541.12
  6. Step 6: Final answer
    x = 28,145.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.