Home / 14,450.85-21,675.97-6,659.66

Finding the Fourth Proportional to 14,450.85, 21,675.97 and 6,659.66

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Solution

The fourth proportional to 14,450.85, 21,675.97 and 6,659.66 is: 9,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450.85 : 21,675.97 = 6,659.66 : x
  2. Step 2: Convert to fraction form
    14,450.85/21,675.97 = 6,659.66/x
  3. Step 3: Cross multiply
    14,450.85x = 21,675.97 × 6,659.66
  4. Step 4: Simplify right side
    14,450.85x = 144,354,652.88
  5. Step 5: Solve for x
    x = 144,354,652.88/14,450.85
  6. Step 6: Final answer
    x = 9,989.35

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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.