Home / 33,611.95-50,434.25-21,137.85

Finding the Fourth Proportional to 33,611.95, 50,434.25 and 21,137.85

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Solution

The fourth proportional to 33,611.95, 50,434.25 and 21,137.85 is: 31,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,611.95 : 50,434.25 = 21,137.85 : x
  2. Step 2: Convert to fraction form
    33,611.95/50,434.25 = 21,137.85/x
  3. Step 3: Cross multiply
    33,611.95x = 50,434.25 × 21,137.85
  4. Step 4: Simplify right side
    33,611.95x = 1,066,071,611.36
  5. Step 5: Solve for x
    x = 1,066,071,611.36/33,611.95
  6. Step 6: Final answer
    x = 31,717.04

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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.