Home / 50,299.23-75,448.55-12,859.25

Finding the Fourth Proportional to 50,299.23, 75,448.55 and 12,859.25

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Solution

The fourth proportional to 50,299.23, 75,448.55 and 12,859.25 is: 19,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,299.23 : 75,448.55 = 12,859.25 : x
  2. Step 2: Convert to fraction form
    50,299.23/75,448.55 = 12,859.25/x
  3. Step 3: Cross multiply
    50,299.23x = 75,448.55 × 12,859.25
  4. Step 4: Simplify right side
    50,299.23x = 970,211,766.59
  5. Step 5: Solve for x
    x = 970,211,766.59/50,299.23
  6. Step 6: Final answer
    x = 19,288.80

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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.