Home / 50,986.48-76,490.52-15,928.80

Finding the Fourth Proportional to 50,986.48, 76,490.52 and 15,928.80

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Solution

The fourth proportional to 50,986.48, 76,490.52 and 15,928.80 is: 23,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,986.48 : 76,490.52 = 15,928.80 : x
  2. Step 2: Convert to fraction form
    50,986.48/76,490.52 = 15,928.80/x
  3. Step 3: Cross multiply
    50,986.48x = 76,490.52 × 15,928.80
  4. Step 4: Simplify right side
    50,986.48x = 1,218,402,194.98
  5. Step 5: Solve for x
    x = 1,218,402,194.98/50,986.48
  6. Step 6: Final answer
    x = 23,896.57

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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.