Home / 20,059.24-30,055.92-8,949.28

Finding the Fourth Proportional to 20,059.24, 30,055.92 and 8,949.28

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Solution

The fourth proportional to 20,059.24, 30,055.92 and 8,949.28 is: 13,409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,059.24 : 30,055.92 = 8,949.28 : x
  2. Step 2: Convert to fraction form
    20,059.24/30,055.92 = 8,949.28/x
  3. Step 3: Cross multiply
    20,059.24x = 30,055.92 × 8,949.28
  4. Step 4: Simplify right side
    20,059.24x = 268,978,843.74
  5. Step 5: Solve for x
    x = 268,978,843.74/20,059.24
  6. Step 6: Final answer
    x = 13,409.22

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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.