Home / 14,621.12-21,921.48-9,359.36

Finding the Fourth Proportional to 14,621.12, 21,921.48 and 9,359.36

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Solution

The fourth proportional to 14,621.12, 21,921.48 and 9,359.36 is: 14,032.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.12 : 21,921.48 = 9,359.36 : x
  2. Step 2: Convert to fraction form
    14,621.12/21,921.48 = 9,359.36/x
  3. Step 3: Cross multiply
    14,621.12x = 21,921.48 × 9,359.36
  4. Step 4: Simplify right side
    14,621.12x = 205,171,023.05
  5. Step 5: Solve for x
    x = 205,171,023.05/14,621.12
  6. Step 6: Final answer
    x = 14,032.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.