Home / 50,211.93-75,317.55-12,771.66

Finding the Fourth Proportional to 50,211.93, 75,317.55 and 12,771.66

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Solution

The fourth proportional to 50,211.93, 75,317.55 and 12,771.66 is: 19,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,211.93 : 75,317.55 = 12,771.66 : x
  2. Step 2: Convert to fraction form
    50,211.93/75,317.55 = 12,771.66/x
  3. Step 3: Cross multiply
    50,211.93x = 75,317.55 × 12,771.66
  4. Step 4: Simplify right side
    50,211.93x = 961,930,269.26
  5. Step 5: Solve for x
    x = 961,930,269.26/50,211.93
  6. Step 6: Final answer
    x = 19,157.41

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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.