Home / 50,930.53-70,280.87-28,269.54

Finding the Fourth Proportional to 50,930.53, 70,280.87 and 28,269.54

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Solution

The fourth proportional to 50,930.53, 70,280.87 and 28,269.54 is: 39,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,930.53 : 70,280.87 = 28,269.54 : x
  2. Step 2: Convert to fraction form
    50,930.53/70,280.87 = 28,269.54/x
  3. Step 3: Cross multiply
    50,930.53x = 70,280.87 × 28,269.54
  4. Step 4: Simplify right side
    50,930.53x = 1,986,807,724.35
  5. Step 5: Solve for x
    x = 1,986,807,724.35/50,930.53
  6. Step 6: Final answer
    x = 39,010.15

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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.