Home / 51,455.25-77,195.84-14,519.25

Finding the Fourth Proportional to 51,455.25, 77,195.84 and 14,519.25

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Solution

The fourth proportional to 51,455.25, 77,195.84 and 14,519.25 is: 21,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,455.25 : 77,195.84 = 14,519.25 : x
  2. Step 2: Convert to fraction form
    51,455.25/77,195.84 = 14,519.25/x
  3. Step 3: Cross multiply
    51,455.25x = 77,195.84 × 14,519.25
  4. Step 4: Simplify right side
    51,455.25x = 1,120,825,627.32
  5. Step 5: Solve for x
    x = 1,120,825,627.32/51,455.25
  6. Step 6: Final answer
    x = 21,782.53

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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.