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Finding the Fourth Proportional to 50,571.56, 75,857.36 and 13,635.56

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Solution

The fourth proportional to 50,571.56, 75,857.36 and 13,635.56 is: 20,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,571.56 : 75,857.36 = 13,635.56 : x
  2. Step 2: Convert to fraction form
    50,571.56/75,857.36 = 13,635.56/x
  3. Step 3: Cross multiply
    50,571.56x = 75,857.36 × 13,635.56
  4. Step 4: Simplify right side
    50,571.56x = 1,034,357,705.19
  5. Step 5: Solve for x
    x = 1,034,357,705.19/50,571.56
  6. Step 6: Final answer
    x = 20,453.35

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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.