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Finding the Fourth Proportional to 50,489.56, 75,745.44 and 14,948.12

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Solution

The fourth proportional to 50,489.56, 75,745.44 and 14,948.12 is: 22,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,489.56 : 75,745.44 = 14,948.12 : x
  2. Step 2: Convert to fraction form
    50,489.56/75,745.44 = 14,948.12/x
  3. Step 3: Cross multiply
    50,489.56x = 75,745.44 × 14,948.12
  4. Step 4: Simplify right side
    50,489.56x = 1,132,251,926.57
  5. Step 5: Solve for x
    x = 1,132,251,926.57/50,489.56
  6. Step 6: Final answer
    x = 22,425.47

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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.