Home / 14,272.25-21,410.42-4,412.30

Finding the Fourth Proportional to 14,272.25, 21,410.42 and 4,412.30

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Solution

The fourth proportional to 14,272.25, 21,410.42 and 4,412.30 is: 6,619.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.25 : 21,410.42 = 4,412.30 : x
  2. Step 2: Convert to fraction form
    14,272.25/21,410.42 = 4,412.30/x
  3. Step 3: Cross multiply
    14,272.25x = 21,410.42 × 4,412.30
  4. Step 4: Simplify right side
    14,272.25x = 94,469,100.14
  5. Step 5: Solve for x
    x = 94,469,100.14/14,272.25
  6. Step 6: Final answer
    x = 6,619.07

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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.