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Finding the Fourth Proportional to 14,152.92, 19,531.68 and 7,864.92

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Solution

The fourth proportional to 14,152.92, 19,531.68 and 7,864.92 is: 10,853.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.92 : 19,531.68 = 7,864.92 : x
  2. Step 2: Convert to fraction form
    14,152.92/19,531.68 = 7,864.92/x
  3. Step 3: Cross multiply
    14,152.92x = 19,531.68 × 7,864.92
  4. Step 4: Simplify right side
    14,152.92x = 153,615,100.67
  5. Step 5: Solve for x
    x = 153,615,100.67/14,152.92
  6. Step 6: Final answer
    x = 10,853.95

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