Home / 14,191.67-19,584.49-8,226.80

Finding the Fourth Proportional to 14,191.67, 19,584.49 and 8,226.80

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Solution

The fourth proportional to 14,191.67, 19,584.49 and 8,226.80 is: 11,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.67 : 19,584.49 = 8,226.80 : x
  2. Step 2: Convert to fraction form
    14,191.67/19,584.49 = 8,226.80/x
  3. Step 3: Cross multiply
    14,191.67x = 19,584.49 × 8,226.80
  4. Step 4: Simplify right side
    14,191.67x = 161,117,682.33
  5. Step 5: Solve for x
    x = 161,117,682.33/14,191.67
  6. Step 6: Final answer
    x = 11,352.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.