Home / 19,942.05-29,903.93-6,789.07

Finding the Fourth Proportional to 19,942.05, 29,903.93 and 6,789.07

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Solution

The fourth proportional to 19,942.05, 29,903.93 and 6,789.07 is: 10,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942.05 : 29,903.93 = 6,789.07 : x
  2. Step 2: Convert to fraction form
    19,942.05/29,903.93 = 6,789.07/x
  3. Step 3: Cross multiply
    19,942.05x = 29,903.93 × 6,789.07
  4. Step 4: Simplify right side
    19,942.05x = 203,019,765.34
  5. Step 5: Solve for x
    x = 203,019,765.34/19,942.05
  6. Step 6: Final answer
    x = 10,180.49

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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.