Home / 50,388.86-69,529.29-30,241.46

Finding the Fourth Proportional to 50,388.86, 69,529.29 and 30,241.46

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Solution

The fourth proportional to 50,388.86, 69,529.29 and 30,241.46 is: 41,728.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,388.86 : 69,529.29 = 30,241.46 : x
  2. Step 2: Convert to fraction form
    50,388.86/69,529.29 = 30,241.46/x
  3. Step 3: Cross multiply
    50,388.86x = 69,529.29 × 30,241.46
  4. Step 4: Simplify right side
    50,388.86x = 2,102,667,242.36
  5. Step 5: Solve for x
    x = 2,102,667,242.36/50,388.86
  6. Step 6: Final answer
    x = 41,728.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.