Home / 51,109.98-76,674.66-17,839.56

Finding the Fourth Proportional to 51,109.98, 76,674.66 and 17,839.56

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Solution

The fourth proportional to 51,109.98, 76,674.66 and 17,839.56 is: 26,762.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,109.98 : 76,674.66 = 17,839.56 : x
  2. Step 2: Convert to fraction form
    51,109.98/76,674.66 = 17,839.56/x
  3. Step 3: Cross multiply
    51,109.98x = 76,674.66 × 17,839.56
  4. Step 4: Simplify right side
    51,109.98x = 1,367,842,197.55
  5. Step 5: Solve for x
    x = 1,367,842,197.55/51,109.98
  6. Step 6: Final answer
    x = 26,762.72

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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.