Home / 50,378.36-75,571.76-15,318.32

Finding the Fourth Proportional to 50,378.36, 75,571.76 and 15,318.32

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Solution

The fourth proportional to 50,378.36, 75,571.76 and 15,318.32 is: 22,978.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,378.36 : 75,571.76 = 15,318.32 : x
  2. Step 2: Convert to fraction form
    50,378.36/75,571.76 = 15,318.32/x
  3. Step 3: Cross multiply
    50,378.36x = 75,571.76 × 15,318.32
  4. Step 4: Simplify right side
    50,378.36x = 1,157,632,402.64
  5. Step 5: Solve for x
    x = 1,157,632,402.64/50,378.36
  6. Step 6: Final answer
    x = 22,978.76

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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.