Home / 51,279.26-76,990.43-26,336.52

Finding the Fourth Proportional to 51,279.26, 76,990.43 and 26,336.52

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Solution

The fourth proportional to 51,279.26, 76,990.43 and 26,336.52 is: 39,541.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,279.26 : 76,990.43 = 26,336.52 : x
  2. Step 2: Convert to fraction form
    51,279.26/76,990.43 = 26,336.52/x
  3. Step 3: Cross multiply
    51,279.26x = 76,990.43 × 26,336.52
  4. Step 4: Simplify right side
    51,279.26x = 2,027,659,867.82
  5. Step 5: Solve for x
    x = 2,027,659,867.82/51,279.26
  6. Step 6: Final answer
    x = 39,541.52

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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.