Home / 33,181.64-49,771.85-8,221.74

Finding the Fourth Proportional to 33,181.64, 49,771.85 and 8,221.74

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Solution

The fourth proportional to 33,181.64, 49,771.85 and 8,221.74 is: 12,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,181.64 : 49,771.85 = 8,221.74 : x
  2. Step 2: Convert to fraction form
    33,181.64/49,771.85 = 8,221.74/x
  3. Step 3: Cross multiply
    33,181.64x = 49,771.85 × 8,221.74
  4. Step 4: Simplify right side
    33,181.64x = 409,211,168.91
  5. Step 5: Solve for x
    x = 409,211,168.91/33,181.64
  6. Step 6: Final answer
    x = 12,332.46

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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.