Home / 13,226.44-19,832.64-5,822.32

Finding the Fourth Proportional to 13,226.44, 19,832.64 and 5,822.32

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Solution

The fourth proportional to 13,226.44, 19,832.64 and 5,822.32 is: 8,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.44 : 19,832.64 = 5,822.32 : x
  2. Step 2: Convert to fraction form
    13,226.44/19,832.64 = 5,822.32/x
  3. Step 3: Cross multiply
    13,226.44x = 19,832.64 × 5,822.32
  4. Step 4: Simplify right side
    13,226.44x = 115,471,976.52
  5. Step 5: Solve for x
    x = 115,471,976.52/13,226.44
  6. Step 6: Final answer
    x = 8,730.39

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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.