Home / 13,519.74-20,276.37-4,634.04

Finding the Fourth Proportional to 13,519.74, 20,276.37 and 4,634.04

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Solution

The fourth proportional to 13,519.74, 20,276.37 and 4,634.04 is: 6,949.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,519.74 : 20,276.37 = 4,634.04 : x
  2. Step 2: Convert to fraction form
    13,519.74/20,276.37 = 4,634.04/x
  3. Step 3: Cross multiply
    13,519.74x = 20,276.37 × 4,634.04
  4. Step 4: Simplify right side
    13,519.74x = 93,961,509.63
  5. Step 5: Solve for x
    x = 93,961,509.63/13,519.74
  6. Step 6: Final answer
    x = 6,949.95

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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.