Home / 14,180.69-19,566.96-8,211.33

Finding the Fourth Proportional to 14,180.69, 19,566.96 and 8,211.33

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Solution

The fourth proportional to 14,180.69, 19,566.96 and 8,211.33 is: 11,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.69 : 19,566.96 = 8,211.33 : x
  2. Step 2: Convert to fraction form
    14,180.69/19,566.96 = 8,211.33/x
  3. Step 3: Cross multiply
    14,180.69x = 19,566.96 × 8,211.33
  4. Step 4: Simplify right side
    14,180.69x = 160,670,765.66
  5. Step 5: Solve for x
    x = 160,670,765.66/14,180.69
  6. Step 6: Final answer
    x = 11,330.25

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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.