Home / 50,857.84-76,241.80-19,245.95

Finding the Fourth Proportional to 50,857.84, 76,241.80 and 19,245.95

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Solution

The fourth proportional to 50,857.84, 76,241.80 and 19,245.95 is: 28,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,857.84 : 76,241.80 = 19,245.95 : x
  2. Step 2: Convert to fraction form
    50,857.84/76,241.80 = 19,245.95/x
  3. Step 3: Cross multiply
    50,857.84x = 76,241.80 × 19,245.95
  4. Step 4: Simplify right side
    50,857.84x = 1,467,345,870.71
  5. Step 5: Solve for x
    x = 1,467,345,870.71/50,857.84
  6. Step 6: Final answer
    x = 28,851.91

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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.