Home / 13,316.73-19,975.10-4,551.72

Finding the Fourth Proportional to 13,316.73, 19,975.10 and 4,551.72

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Solution

The fourth proportional to 13,316.73, 19,975.10 and 4,551.72 is: 6,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316.73 : 19,975.10 = 4,551.72 : x
  2. Step 2: Convert to fraction form
    13,316.73/19,975.10 = 4,551.72/x
  3. Step 3: Cross multiply
    13,316.73x = 19,975.10 × 4,551.72
  4. Step 4: Simplify right side
    13,316.73x = 90,921,039.41
  5. Step 5: Solve for x
    x = 90,921,039.41/13,316.73
  6. Step 6: Final answer
    x = 6,827.58

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