Home / 20,336.06-30,503.19-5,544.98

Finding the Fourth Proportional to 20,336.06, 30,503.19 and 5,544.98

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Solution

The fourth proportional to 20,336.06, 30,503.19 and 5,544.98 is: 8,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336.06 : 30,503.19 = 5,544.98 : x
  2. Step 2: Convert to fraction form
    20,336.06/30,503.19 = 5,544.98/x
  3. Step 3: Cross multiply
    20,336.06x = 30,503.19 × 5,544.98
  4. Step 4: Simplify right side
    20,336.06x = 169,139,398.25
  5. Step 5: Solve for x
    x = 169,139,398.25/20,336.06
  6. Step 6: Final answer
    x = 8,317.22

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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.