Home / 51,262.75-76,907.10-14,326.75

Finding the Fourth Proportional to 51,262.75, 76,907.10 and 14,326.75

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Solution

The fourth proportional to 51,262.75, 76,907.10 and 14,326.75 is: 21,493.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,262.75 : 76,907.10 = 14,326.75 : x
  2. Step 2: Convert to fraction form
    51,262.75/76,907.10 = 14,326.75/x
  3. Step 3: Cross multiply
    51,262.75x = 76,907.10 × 14,326.75
  4. Step 4: Simplify right side
    51,262.75x = 1,101,828,794.93
  5. Step 5: Solve for x
    x = 1,101,828,794.93/51,262.75
  6. Step 6: Final answer
    x = 21,493.75

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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.