Home / 14,100.75-21,147.66-6,205.25

Finding the Fourth Proportional to 14,100.75, 21,147.66 and 6,205.25

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Solution

The fourth proportional to 14,100.75, 21,147.66 and 6,205.25 is: 9,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.75 : 21,147.66 = 6,205.25 : x
  2. Step 2: Convert to fraction form
    14,100.75/21,147.66 = 6,205.25/x
  3. Step 3: Cross multiply
    14,100.75x = 21,147.66 × 6,205.25
  4. Step 4: Simplify right side
    14,100.75x = 131,226,517.22
  5. Step 5: Solve for x
    x = 131,226,517.22/14,100.75
  6. Step 6: Final answer
    x = 9,306.35

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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.