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Finding the Fourth Proportional to 35,603.91, 53,409.48 and 13,435.92

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Solution

The fourth proportional to 35,603.91, 53,409.48 and 13,435.92 is: 20,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,603.91 : 53,409.48 = 13,435.92 : x
  2. Step 2: Convert to fraction form
    35,603.91/53,409.48 = 13,435.92/x
  3. Step 3: Cross multiply
    35,603.91x = 53,409.48 × 13,435.92
  4. Step 4: Simplify right side
    35,603.91x = 717,605,500.52
  5. Step 5: Solve for x
    x = 717,605,500.52/35,603.91
  6. Step 6: Final answer
    x = 20,155.24

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