Home / 13,341.44-18,410.92-7,372.98

Finding the Fourth Proportional to 13,341.44, 18,410.92 and 7,372.98

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Solution

The fourth proportional to 13,341.44, 18,410.92 and 7,372.98 is: 10,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.44 : 18,410.92 = 7,372.98 : x
  2. Step 2: Convert to fraction form
    13,341.44/18,410.92 = 7,372.98/x
  3. Step 3: Cross multiply
    13,341.44x = 18,410.92 × 7,372.98
  4. Step 4: Simplify right side
    13,341.44x = 135,743,344.94
  5. Step 5: Solve for x
    x = 135,743,344.94/13,341.44
  6. Step 6: Final answer
    x = 10,174.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.