Home / 51,257.26-76,898.84-14,321.26

Finding the Fourth Proportional to 51,257.26, 76,898.84 and 14,321.26

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Solution

The fourth proportional to 51,257.26, 76,898.84 and 14,321.26 is: 21,485.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,257.26 : 76,898.84 = 14,321.26 : x
  2. Step 2: Convert to fraction form
    51,257.26/76,898.84 = 14,321.26/x
  3. Step 3: Cross multiply
    51,257.26x = 76,898.84 × 14,321.26
  4. Step 4: Simplify right side
    51,257.26x = 1,101,288,281.34
  5. Step 5: Solve for x
    x = 1,101,288,281.34/51,257.26
  6. Step 6: Final answer
    x = 21,485.51

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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.