Home / 33,785.46-50,679.54-12,723.30

Finding the Fourth Proportional to 33,785.46, 50,679.54 and 12,723.30

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Solution

The fourth proportional to 33,785.46, 50,679.54 and 12,723.30 is: 19,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,785.46 : 50,679.54 = 12,723.30 : x
  2. Step 2: Convert to fraction form
    33,785.46/50,679.54 = 12,723.30/x
  3. Step 3: Cross multiply
    33,785.46x = 50,679.54 × 12,723.30
  4. Step 4: Simplify right side
    33,785.46x = 644,810,991.28
  5. Step 5: Solve for x
    x = 644,810,991.28/33,785.46
  6. Step 6: Final answer
    x = 19,085.46

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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.