Home / 48,824.87-67,378.85-28,682.60

Finding the Fourth Proportional to 48,824.87, 67,378.85 and 28,682.60

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Solution

The fourth proportional to 48,824.87, 67,378.85 and 28,682.60 is: 39,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,824.87 : 67,378.85 = 28,682.60 : x
  2. Step 2: Convert to fraction form
    48,824.87/67,378.85 = 28,682.60/x
  3. Step 3: Cross multiply
    48,824.87x = 67,378.85 × 28,682.60
  4. Step 4: Simplify right side
    48,824.87x = 1,932,600,896.94
  5. Step 5: Solve for x
    x = 1,932,600,896.94/48,824.87
  6. Step 6: Final answer
    x = 39,582.30

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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.