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Finding the Fourth Proportional to 50,658.54, 76,009.66 and 27,280.32

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Solution

The fourth proportional to 50,658.54, 76,009.66 and 27,280.32 is: 40,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,658.54 : 76,009.66 = 27,280.32 : x
  2. Step 2: Convert to fraction form
    50,658.54/76,009.66 = 27,280.32/x
  3. Step 3: Cross multiply
    50,658.54x = 76,009.66 × 27,280.32
  4. Step 4: Simplify right side
    50,658.54x = 2,073,567,847.89
  5. Step 5: Solve for x
    x = 2,073,567,847.89/50,658.54
  6. Step 6: Final answer
    x = 40,932.25

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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.