Home / 19,022.72-28,544.34-9,025.16

Finding the Fourth Proportional to 19,022.72, 28,544.34 and 9,025.16

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Solution

The fourth proportional to 19,022.72, 28,544.34 and 9,025.16 is: 13,542.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.72 : 28,544.34 = 9,025.16 : x
  2. Step 2: Convert to fraction form
    19,022.72/28,544.34 = 9,025.16/x
  3. Step 3: Cross multiply
    19,022.72x = 28,544.34 × 9,025.16
  4. Step 4: Simplify right side
    19,022.72x = 257,617,235.59
  5. Step 5: Solve for x
    x = 257,617,235.59/19,022.72
  6. Step 6: Final answer
    x = 13,542.61

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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.