Home / 50,285.43-75,426.97-25,318.78

Finding the Fourth Proportional to 50,285.43, 75,426.97 and 25,318.78

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Solution

The fourth proportional to 50,285.43, 75,426.97 and 25,318.78 is: 37,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,285.43 : 75,426.97 = 25,318.78 : x
  2. Step 2: Convert to fraction form
    50,285.43/75,426.97 = 25,318.78/x
  3. Step 3: Cross multiply
    50,285.43x = 75,426.97 × 25,318.78
  4. Step 4: Simplify right side
    50,285.43x = 1,909,718,859.50
  5. Step 5: Solve for x
    x = 1,909,718,859.50/50,285.43
  6. Step 6: Final answer
    x = 37,977.58

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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.