Home / 50,316.12-75,508.20-19,150.56

Finding the Fourth Proportional to 50,316.12, 75,508.20 and 19,150.56

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Solution

The fourth proportional to 50,316.12, 75,508.20 and 19,150.56 is: 28,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,316.12 : 75,508.20 = 19,150.56 : x
  2. Step 2: Convert to fraction form
    50,316.12/75,508.20 = 19,150.56/x
  3. Step 3: Cross multiply
    50,316.12x = 75,508.20 × 19,150.56
  4. Step 4: Simplify right side
    50,316.12x = 1,446,024,314.59
  5. Step 5: Solve for x
    x = 1,446,024,314.59/50,316.12
  6. Step 6: Final answer
    x = 28,738.79

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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.