Home / 50,736.55-76,112.11-15,678.94

Finding the Fourth Proportional to 50,736.55, 76,112.11 and 15,678.94

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Solution

The fourth proportional to 50,736.55, 76,112.11 and 15,678.94 is: 23,520.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.55 : 76,112.11 = 15,678.94 : x
  2. Step 2: Convert to fraction form
    50,736.55/76,112.11 = 15,678.94/x
  3. Step 3: Cross multiply
    50,736.55x = 76,112.11 × 15,678.94
  4. Step 4: Simplify right side
    50,736.55x = 1,193,357,035.28
  5. Step 5: Solve for x
    x = 1,193,357,035.28/50,736.55
  6. Step 6: Final answer
    x = 23,520.66

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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.