Home / 33,653.36-50,447.90-12,587.69

Finding the Fourth Proportional to 33,653.36, 50,447.90 and 12,587.69

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Solution

The fourth proportional to 33,653.36, 50,447.90 and 12,587.69 is: 18,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,653.36 : 50,447.90 = 12,587.69 : x
  2. Step 2: Convert to fraction form
    33,653.36/50,447.90 = 12,587.69/x
  3. Step 3: Cross multiply
    33,653.36x = 50,447.90 × 12,587.69
  4. Step 4: Simplify right side
    33,653.36x = 635,022,463.41
  5. Step 5: Solve for x
    x = 635,022,463.41/33,653.36
  6. Step 6: Final answer
    x = 18,869.51

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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.