Home / 20,334.35-30,498.38-5,544.47

Finding the Fourth Proportional to 20,334.35, 30,498.38 and 5,544.47

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Solution

The fourth proportional to 20,334.35, 30,498.38 and 5,544.47 is: 8,315.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,334.35 : 30,498.38 = 5,544.47 : x
  2. Step 2: Convert to fraction form
    20,334.35/30,498.38 = 5,544.47/x
  3. Step 3: Cross multiply
    20,334.35x = 30,498.38 × 5,544.47
  4. Step 4: Simplify right side
    20,334.35x = 169,097,172.74
  5. Step 5: Solve for x
    x = 169,097,172.74/20,334.35
  6. Step 6: Final answer
    x = 8,315.84

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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.