Home / 50,112.45-75,173.76-18,530.96

Finding the Fourth Proportional to 50,112.45, 75,173.76 and 18,530.96

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Solution

The fourth proportional to 50,112.45, 75,173.76 and 18,530.96 is: 27,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,112.45 : 75,173.76 = 18,530.96 : x
  2. Step 2: Convert to fraction form
    50,112.45/75,173.76 = 18,530.96/x
  3. Step 3: Cross multiply
    50,112.45x = 75,173.76 × 18,530.96
  4. Step 4: Simplify right side
    50,112.45x = 1,393,041,563.74
  5. Step 5: Solve for x
    x = 1,393,041,563.74/50,112.45
  6. Step 6: Final answer
    x = 27,798.31

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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.