Home / 19,186.40-28,769.44-6,035.20

Finding the Fourth Proportional to 19,186.40, 28,769.44 and 6,035.20

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Solution

The fourth proportional to 19,186.40, 28,769.44 and 6,035.20 is: 9,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.40 : 28,769.44 = 6,035.20 : x
  2. Step 2: Convert to fraction form
    19,186.40/28,769.44 = 6,035.20/x
  3. Step 3: Cross multiply
    19,186.40x = 28,769.44 × 6,035.20
  4. Step 4: Simplify right side
    19,186.40x = 173,629,324.29
  5. Step 5: Solve for x
    x = 173,629,324.29/19,186.40
  6. Step 6: Final answer
    x = 9,049.60

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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.