Home / 14,410.26-21,620.88-5,651.28

Finding the Fourth Proportional to 14,410.26, 21,620.88 and 5,651.28

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Solution

The fourth proportional to 14,410.26, 21,620.88 and 5,651.28 is: 8,479.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.26 : 21,620.88 = 5,651.28 : x
  2. Step 2: Convert to fraction form
    14,410.26/21,620.88 = 5,651.28/x
  3. Step 3: Cross multiply
    14,410.26x = 21,620.88 × 5,651.28
  4. Step 4: Simplify right side
    14,410.26x = 122,185,646.73
  5. Step 5: Solve for x
    x = 122,185,646.73/14,410.26
  6. Step 6: Final answer
    x = 8,479.07

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1.5x scale

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.