Home / 20,334.20-30,498.20-5,544.32

Finding the Fourth Proportional to 20,334.20, 30,498.20 and 5,544.32

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Solution

The fourth proportional to 20,334.20, 30,498.20 and 5,544.32 is: 8,315.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,334.20 : 30,498.20 = 5,544.32 : x
  2. Step 2: Convert to fraction form
    20,334.20/30,498.20 = 5,544.32/x
  3. Step 3: Cross multiply
    20,334.20x = 30,498.20 × 5,544.32
  4. Step 4: Simplify right side
    20,334.20x = 169,091,780.22
  5. Step 5: Solve for x
    x = 169,091,780.22/20,334.20
  6. Step 6: Final answer
    x = 8,315.63

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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.