Home / 20,195.22-30,297.44-6,156.51

Finding the Fourth Proportional to 20,195.22, 30,297.44 and 6,156.51

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Solution

The fourth proportional to 20,195.22, 30,297.44 and 6,156.51 is: 9,236.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,195.22 : 30,297.44 = 6,156.51 : x
  2. Step 2: Convert to fraction form
    20,195.22/30,297.44 = 6,156.51/x
  3. Step 3: Cross multiply
    20,195.22x = 30,297.44 × 6,156.51
  4. Step 4: Simplify right side
    20,195.22x = 186,526,394.11
  5. Step 5: Solve for x
    x = 186,526,394.11/20,195.22
  6. Step 6: Final answer
    x = 9,236.16

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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.