Home / 69,944.56-104,885.96-20,013.29

Finding the Fourth Proportional to 69,944.56, 104,885.96 and 20,013.29

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Solution

The fourth proportional to 69,944.56, 104,885.96 and 20,013.29 is: 30,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,944.56 : 104,885.96 = 20,013.29 : x
  2. Step 2: Convert to fraction form
    69,944.56/104,885.96 = 20,013.29/x
  3. Step 3: Cross multiply
    69,944.56x = 104,885.96 × 20,013.29
  4. Step 4: Simplify right side
    69,944.56x = 2,099,112,660.01
  5. Step 5: Solve for x
    x = 2,099,112,660.01/69,944.56
  6. Step 6: Final answer
    x = 30,011.09

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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.