Home / 20,065.22-30,102.70-6,025.22

Finding the Fourth Proportional to 20,065.22, 30,102.70 and 6,025.22

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Solution

The fourth proportional to 20,065.22, 30,102.70 and 6,025.22 is: 9,039.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,065.22 : 30,102.70 = 6,025.22 : x
  2. Step 2: Convert to fraction form
    20,065.22/30,102.70 = 6,025.22/x
  3. Step 3: Cross multiply
    20,065.22x = 30,102.70 × 6,025.22
  4. Step 4: Simplify right side
    20,065.22x = 181,375,390.09
  5. Step 5: Solve for x
    x = 181,375,390.09/20,065.22
  6. Step 6: Final answer
    x = 9,039.29

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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.