Home / 33,812.32-50,688.72-13,021.60

Finding the Fourth Proportional to 33,812.32, 50,688.72 and 13,021.60

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Solution

The fourth proportional to 33,812.32, 50,688.72 and 13,021.60 is: 19,520.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,812.32 : 50,688.72 = 13,021.60 : x
  2. Step 2: Convert to fraction form
    33,812.32/50,688.72 = 13,021.60/x
  3. Step 3: Cross multiply
    33,812.32x = 50,688.72 × 13,021.60
  4. Step 4: Simplify right side
    33,812.32x = 660,048,236.35
  5. Step 5: Solve for x
    x = 660,048,236.35/33,812.32
  6. Step 6: Final answer
    x = 19,520.94

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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.