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Finding the Fourth Proportional to 25,070.86, 34,598.22 and 13,739.60

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Solution

The fourth proportional to 25,070.86, 34,598.22 and 13,739.60 is: 18,960.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,070.86 : 34,598.22 = 13,739.60 : x
  2. Step 2: Convert to fraction form
    25,070.86/34,598.22 = 13,739.60/x
  3. Step 3: Cross multiply
    25,070.86x = 34,598.22 × 13,739.60
  4. Step 4: Simplify right side
    25,070.86x = 475,365,703.51
  5. Step 5: Solve for x
    x = 475,365,703.51/25,070.86
  6. Step 6: Final answer
    x = 18,960.89

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