Home / 13,369.41-20,054.01-3,508.56

Finding the Fourth Proportional to 13,369.41, 20,054.01 and 3,508.56

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Solution

The fourth proportional to 13,369.41, 20,054.01 and 3,508.56 is: 5,262.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369.41 : 20,054.01 = 3,508.56 : x
  2. Step 2: Convert to fraction form
    13,369.41/20,054.01 = 3,508.56/x
  3. Step 3: Cross multiply
    13,369.41x = 20,054.01 × 3,508.56
  4. Step 4: Simplify right side
    13,369.41x = 70,360,697.33
  5. Step 5: Solve for x
    x = 70,360,697.33/13,369.41
  6. Step 6: Final answer
    x = 5,262.81

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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.