Home / 14,276.39-21,415.19-4,422.33

Finding the Fourth Proportional to 14,276.39, 21,415.19 and 4,422.33

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Solution

The fourth proportional to 14,276.39, 21,415.19 and 4,422.33 is: 6,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.39 : 21,415.19 = 4,422.33 : x
  2. Step 2: Convert to fraction form
    14,276.39/21,415.19 = 4,422.33/x
  3. Step 3: Cross multiply
    14,276.39x = 21,415.19 × 4,422.33
  4. Step 4: Simplify right side
    14,276.39x = 94,705,015.08
  5. Step 5: Solve for x
    x = 94,705,015.08/14,276.39
  6. Step 6: Final answer
    x = 6,633.68

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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.