Home / 50,376.12-75,573.36-20,777.52

Finding the Fourth Proportional to 50,376.12, 75,573.36 and 20,777.52

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Solution

The fourth proportional to 50,376.12, 75,573.36 and 20,777.52 is: 31,170.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,376.12 : 75,573.36 = 20,777.52 : x
  2. Step 2: Convert to fraction form
    50,376.12/75,573.36 = 20,777.52/x
  3. Step 3: Cross multiply
    50,376.12x = 75,573.36 × 20,777.52
  4. Step 4: Simplify right side
    50,376.12x = 1,570,226,998.87
  5. Step 5: Solve for x
    x = 1,570,226,998.87/50,376.12
  6. Step 6: Final answer
    x = 31,170.07

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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.