Home / 50,431.58-75,625.50-17,142.71

Finding the Fourth Proportional to 50,431.58, 75,625.50 and 17,142.71

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Solution

The fourth proportional to 50,431.58, 75,625.50 and 17,142.71 is: 25,706.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,431.58 : 75,625.50 = 17,142.71 : x
  2. Step 2: Convert to fraction form
    50,431.58/75,625.50 = 17,142.71/x
  3. Step 3: Cross multiply
    50,431.58x = 75,625.50 × 17,142.71
  4. Step 4: Simplify right side
    50,431.58x = 1,296,425,636.98
  5. Step 5: Solve for x
    x = 1,296,425,636.98/50,431.58
  6. Step 6: Final answer
    x = 25,706.63

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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.