Home / 20,395.56-30,593.68-5,604.39

Finding the Fourth Proportional to 20,395.56, 30,593.68 and 5,604.39

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Solution

The fourth proportional to 20,395.56, 30,593.68 and 5,604.39 is: 8,406.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,395.56 : 30,593.68 = 5,604.39 : x
  2. Step 2: Convert to fraction form
    20,395.56/30,593.68 = 5,604.39/x
  3. Step 3: Cross multiply
    20,395.56x = 30,593.68 × 5,604.39
  4. Step 4: Simplify right side
    20,395.56x = 171,458,733.26
  5. Step 5: Solve for x
    x = 171,458,733.26/20,395.56
  6. Step 6: Final answer
    x = 8,406.67

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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.