Home / 28,998.19-40,015.61-17,059.22

Finding the Fourth Proportional to 28,998.19, 40,015.61 and 17,059.22

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Solution

The fourth proportional to 28,998.19, 40,015.61 and 17,059.22 is: 23,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,998.19 : 40,015.61 = 17,059.22 : x
  2. Step 2: Convert to fraction form
    28,998.19/40,015.61 = 17,059.22/x
  3. Step 3: Cross multiply
    28,998.19x = 40,015.61 × 17,059.22
  4. Step 4: Simplify right side
    28,998.19x = 682,635,094.42
  5. Step 5: Solve for x
    x = 682,635,094.42/28,998.19
  6. Step 6: Final answer
    x = 23,540.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.