Home / 19,814.44-29,716.88-5,770.66

Finding the Fourth Proportional to 19,814.44, 29,716.88 and 5,770.66

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Solution

The fourth proportional to 19,814.44, 29,716.88 and 5,770.66 is: 8,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814.44 : 29,716.88 = 5,770.66 : x
  2. Step 2: Convert to fraction form
    19,814.44/29,716.88 = 5,770.66/x
  3. Step 3: Cross multiply
    19,814.44x = 29,716.88 × 5,770.66
  4. Step 4: Simplify right side
    19,814.44x = 171,486,010.74
  5. Step 5: Solve for x
    x = 171,486,010.74/19,814.44
  6. Step 6: Final answer
    x = 8,654.60

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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.