Home / 54,456.03-81,688.14-15,012.81

Finding the Fourth Proportional to 54,456.03, 81,688.14 and 15,012.81

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Solution

The fourth proportional to 54,456.03, 81,688.14 and 15,012.81 is: 22,520.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,456.03 : 81,688.14 = 15,012.81 : x
  2. Step 2: Convert to fraction form
    54,456.03/81,688.14 = 15,012.81/x
  3. Step 3: Cross multiply
    54,456.03x = 81,688.14 × 15,012.81
  4. Step 4: Simplify right side
    54,456.03x = 1,226,368,525.07
  5. Step 5: Solve for x
    x = 1,226,368,525.07/54,456.03
  6. Step 6: Final answer
    x = 22,520.34

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