Home / 50,977.31-76,465.95-15,919.97

Finding the Fourth Proportional to 50,977.31, 76,465.95 and 15,919.97

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Solution

The fourth proportional to 50,977.31, 76,465.95 and 15,919.97 is: 23,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,977.31 : 76,465.95 = 15,919.97 : x
  2. Step 2: Convert to fraction form
    50,977.31/76,465.95 = 15,919.97/x
  3. Step 3: Cross multiply
    50,977.31x = 76,465.95 × 15,919.97
  4. Step 4: Simplify right side
    50,977.31x = 1,217,335,247.69
  5. Step 5: Solve for x
    x = 1,217,335,247.69/50,977.31
  6. Step 6: Final answer
    x = 23,879.95

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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.