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Finding the Fourth Proportional to 25,154.58, 37,725.12 and 11,980.74

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Solution

The fourth proportional to 25,154.58, 37,725.12 and 11,980.74 is: 17,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.58 : 37,725.12 = 11,980.74 : x
  2. Step 2: Convert to fraction form
    25,154.58/37,725.12 = 11,980.74/x
  3. Step 3: Cross multiply
    25,154.58x = 37,725.12 × 11,980.74
  4. Step 4: Simplify right side
    25,154.58x = 451,974,854.19
  5. Step 5: Solve for x
    x = 451,974,854.19/25,154.58
  6. Step 6: Final answer
    x = 17,967.90

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