Home / 13,455.05-20,180.98-3,595.08

Finding the Fourth Proportional to 13,455.05, 20,180.98 and 3,595.08

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Solution

The fourth proportional to 13,455.05, 20,180.98 and 3,595.08 is: 5,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,455.05 : 20,180.98 = 3,595.08 : x
  2. Step 2: Convert to fraction form
    13,455.05/20,180.98 = 3,595.08/x
  3. Step 3: Cross multiply
    13,455.05x = 20,180.98 × 3,595.08
  4. Step 4: Simplify right side
    13,455.05x = 72,552,317.75
  5. Step 5: Solve for x
    x = 72,552,317.75/13,455.05
  6. Step 6: Final answer
    x = 5,392.20

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