Home / 50,719.54-69,997.26-28,064.04

Finding the Fourth Proportional to 50,719.54, 69,997.26 and 28,064.04

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Solution

The fourth proportional to 50,719.54, 69,997.26 and 28,064.04 is: 38,730.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,719.54 : 69,997.26 = 28,064.04 : x
  2. Step 2: Convert to fraction form
    50,719.54/69,997.26 = 28,064.04/x
  3. Step 3: Cross multiply
    50,719.54x = 69,997.26 × 28,064.04
  4. Step 4: Simplify right side
    50,719.54x = 1,964,405,904.53
  5. Step 5: Solve for x
    x = 1,964,405,904.53/50,719.54
  6. Step 6: Final answer
    x = 38,730.75

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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.