Home / 33,760.14-50,601.60-21,115.64

Finding the Fourth Proportional to 33,760.14, 50,601.60 and 21,115.64

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Solution

The fourth proportional to 33,760.14, 50,601.60 and 21,115.64 is: 31,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,760.14 : 50,601.60 = 21,115.64 : x
  2. Step 2: Convert to fraction form
    33,760.14/50,601.60 = 21,115.64/x
  3. Step 3: Cross multiply
    33,760.14x = 50,601.60 × 21,115.64
  4. Step 4: Simplify right side
    33,760.14x = 1,068,484,916.02
  5. Step 5: Solve for x
    x = 1,068,484,916.02/33,760.14
  6. Step 6: Final answer
    x = 31,649.30

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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.