Home / 51,716.54-77,579.26-14,276.60

Finding the Fourth Proportional to 51,716.54, 77,579.26 and 14,276.60

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Solution

The fourth proportional to 51,716.54, 77,579.26 and 14,276.60 is: 21,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,716.54 : 77,579.26 = 14,276.60 : x
  2. Step 2: Convert to fraction form
    51,716.54/77,579.26 = 14,276.60/x
  3. Step 3: Cross multiply
    51,716.54x = 77,579.26 × 14,276.60
  4. Step 4: Simplify right side
    51,716.54x = 1,107,568,063.32
  5. Step 5: Solve for x
    x = 1,107,568,063.32/51,716.54
  6. Step 6: Final answer
    x = 21,416.13

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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.