Home / 50,287.44-75,431.15-12,847.59

Finding the Fourth Proportional to 50,287.44, 75,431.15 and 12,847.59

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Solution

The fourth proportional to 50,287.44, 75,431.15 and 12,847.59 is: 19,271.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,287.44 : 75,431.15 = 12,847.59 : x
  2. Step 2: Convert to fraction form
    50,287.44/75,431.15 = 12,847.59/x
  3. Step 3: Cross multiply
    50,287.44x = 75,431.15 × 12,847.59
  4. Step 4: Simplify right side
    50,287.44x = 969,108,488.43
  5. Step 5: Solve for x
    x = 969,108,488.43/50,287.44
  6. Step 6: Final answer
    x = 19,271.38

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Double scale
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Similar ratio
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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.