Home / 33,395.12-50,116.80-13,134.92

Finding the Fourth Proportional to 33,395.12, 50,116.80 and 13,134.92

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Solution

The fourth proportional to 33,395.12, 50,116.80 and 13,134.92 is: 19,711.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,395.12 : 50,116.80 = 13,134.92 : x
  2. Step 2: Convert to fraction form
    33,395.12/50,116.80 = 13,134.92/x
  3. Step 3: Cross multiply
    33,395.12x = 50,116.80 × 13,134.92
  4. Step 4: Simplify right side
    33,395.12x = 658,280,158.66
  5. Step 5: Solve for x
    x = 658,280,158.66/33,395.12
  6. Step 6: Final answer
    x = 19,711.87

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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.