Home / 19,942.46-29,912.60-6,090.38

Finding the Fourth Proportional to 19,942.46, 29,912.60 and 6,090.38

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Solution

The fourth proportional to 19,942.46, 29,912.60 and 6,090.38 is: 9,135.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942.46 : 29,912.60 = 6,090.38 : x
  2. Step 2: Convert to fraction form
    19,942.46/29,912.60 = 6,090.38/x
  3. Step 3: Cross multiply
    19,942.46x = 29,912.60 × 6,090.38
  4. Step 4: Simplify right side
    19,942.46x = 182,178,966.45
  5. Step 5: Solve for x
    x = 182,178,966.45/19,942.46
  6. Step 6: Final answer
    x = 9,135.23

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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.