Home / 50,216.49-69,295.77-28,708.56

Finding the Fourth Proportional to 50,216.49, 69,295.77 and 28,708.56

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Solution

The fourth proportional to 50,216.49, 69,295.77 and 28,708.56 is: 39,616.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,216.49 : 69,295.77 = 28,708.56 : x
  2. Step 2: Convert to fraction form
    50,216.49/69,295.77 = 28,708.56/x
  3. Step 3: Cross multiply
    50,216.49x = 69,295.77 × 28,708.56
  4. Step 4: Simplify right side
    50,216.49x = 1,989,381,770.79
  5. Step 5: Solve for x
    x = 1,989,381,770.79/50,216.49
  6. Step 6: Final answer
    x = 39,616.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.