Home / 14,179.08-21,261.06-5,408.94

Finding the Fourth Proportional to 14,179.08, 21,261.06 and 5,408.94

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Solution

The fourth proportional to 14,179.08, 21,261.06 and 5,408.94 is: 8,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.08 : 21,261.06 = 5,408.94 : x
  2. Step 2: Convert to fraction form
    14,179.08/21,261.06 = 5,408.94/x
  3. Step 3: Cross multiply
    14,179.08x = 21,261.06 × 5,408.94
  4. Step 4: Simplify right side
    14,179.08x = 114,999,797.88
  5. Step 5: Solve for x
    x = 114,999,797.88/14,179.08
  6. Step 6: Final answer
    x = 8,110.53

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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.