Home / 32,790.24-45,238.32-18,632.16

Finding the Fourth Proportional to 32,790.24, 45,238.32 and 18,632.16

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Solution

The fourth proportional to 32,790.24, 45,238.32 and 18,632.16 is: 25,705.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,790.24 : 45,238.32 = 18,632.16 : x
  2. Step 2: Convert to fraction form
    32,790.24/45,238.32 = 18,632.16/x
  3. Step 3: Cross multiply
    32,790.24x = 45,238.32 × 18,632.16
  4. Step 4: Simplify right side
    32,790.24x = 842,887,616.37
  5. Step 5: Solve for x
    x = 842,887,616.37/32,790.24
  6. Step 6: Final answer
    x = 25,705.44

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