Home / 19,847.09-29,770.74-6,699.58

Finding the Fourth Proportional to 19,847.09, 29,770.74 and 6,699.58

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Solution

The fourth proportional to 19,847.09, 29,770.74 and 6,699.58 is: 10,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.09 : 29,770.74 = 6,699.58 : x
  2. Step 2: Convert to fraction form
    19,847.09/29,770.74 = 6,699.58/x
  3. Step 3: Cross multiply
    19,847.09x = 29,770.74 × 6,699.58
  4. Step 4: Simplify right side
    19,847.09x = 199,451,379.86
  5. Step 5: Solve for x
    x = 199,451,379.86/19,847.09
  6. Step 6: Final answer
    x = 10,049.40

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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.