Home / 50,756.94-76,145.13-15,690.42

Finding the Fourth Proportional to 50,756.94, 76,145.13 and 15,690.42

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Solution

The fourth proportional to 50,756.94, 76,145.13 and 15,690.42 is: 23,538.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,756.94 : 76,145.13 = 15,690.42 : x
  2. Step 2: Convert to fraction form
    50,756.94/76,145.13 = 15,690.42/x
  3. Step 3: Cross multiply
    50,756.94x = 76,145.13 × 15,690.42
  4. Step 4: Simplify right side
    50,756.94x = 1,194,749,070.65
  5. Step 5: Solve for x
    x = 1,194,749,070.65/50,756.94
  6. Step 6: Final answer
    x = 23,538.63

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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.