Home / 50,794.24-76,191.36-13,858.56

Finding the Fourth Proportional to 50,794.24, 76,191.36 and 13,858.56

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Solution

The fourth proportional to 50,794.24, 76,191.36 and 13,858.56 is: 20,787.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,794.24 : 76,191.36 = 13,858.56 : x
  2. Step 2: Convert to fraction form
    50,794.24/76,191.36 = 13,858.56/x
  3. Step 3: Cross multiply
    50,794.24x = 76,191.36 × 13,858.56
  4. Step 4: Simplify right side
    50,794.24x = 1,055,902,534.04
  5. Step 5: Solve for x
    x = 1,055,902,534.04/50,794.24
  6. Step 6: Final answer
    x = 20,787.84

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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.