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Finding the Fourth Proportional to 19,747.80, 29,602.80 and 9,877.14

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Solution

The fourth proportional to 19,747.80, 29,602.80 and 9,877.14 is: 14,806.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747.80 : 29,602.80 = 9,877.14 : x
  2. Step 2: Convert to fraction form
    19,747.80/29,602.80 = 9,877.14/x
  3. Step 3: Cross multiply
    19,747.80x = 29,602.80 × 9,877.14
  4. Step 4: Simplify right side
    19,747.80x = 292,390,999.99
  5. Step 5: Solve for x
    x = 292,390,999.99/19,747.80
  6. Step 6: Final answer
    x = 14,806.26

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