Home / 50,291.36-75,438-15,230.88

Finding the Fourth Proportional to 50,291.36, 75,438 and 15,230.88

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Solution

The fourth proportional to 50,291.36, 75,438 and 15,230.88 is: 22,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,291.36 : 75,438 = 15,230.88 : x
  2. Step 2: Convert to fraction form
    50,291.36/75,438 = 15,230.88/x
  3. Step 3: Cross multiply
    50,291.36x = 75,438 × 15,230.88
  4. Step 4: Simplify right side
    50,291.36x = 1,148,987,125.44
  5. Step 5: Solve for x
    x = 1,148,987,125.44/50,291.36
  6. Step 6: Final answer
    x = 22,846.61

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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.