Home / 12,409.04-18,610.40-5,011.32

Finding the Fourth Proportional to 12,409.04, 18,610.40 and 5,011.32

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Solution

The fourth proportional to 12,409.04, 18,610.40 and 5,011.32 is: 7,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,409.04 : 18,610.40 = 5,011.32 : x
  2. Step 2: Convert to fraction form
    12,409.04/18,610.40 = 5,011.32/x
  3. Step 3: Cross multiply
    12,409.04x = 18,610.40 × 5,011.32
  4. Step 4: Simplify right side
    12,409.04x = 93,262,669.73
  5. Step 5: Solve for x
    x = 93,262,669.73/12,409.04
  6. Step 6: Final answer
    x = 7,515.70

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