Home / 33,900.19-50,850.28-13,123.69

Finding the Fourth Proportional to 33,900.19, 50,850.28 and 13,123.69

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Solution

The fourth proportional to 33,900.19, 50,850.28 and 13,123.69 is: 19,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,900.19 : 50,850.28 = 13,123.69 : x
  2. Step 2: Convert to fraction form
    33,900.19/50,850.28 = 13,123.69/x
  3. Step 3: Cross multiply
    33,900.19x = 50,850.28 × 13,123.69
  4. Step 4: Simplify right side
    33,900.19x = 667,343,200.41
  5. Step 5: Solve for x
    x = 667,343,200.41/33,900.19
  6. Step 6: Final answer
    x = 19,685.53

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Double scale
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Similar ratio
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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.