Home / 30,981.33-46,445.87-13,437.95

Finding the Fourth Proportional to 30,981.33, 46,445.87 and 13,437.95

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Solution

The fourth proportional to 30,981.33, 46,445.87 and 13,437.95 is: 20,145.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,981.33 : 46,445.87 = 13,437.95 : x
  2. Step 2: Convert to fraction form
    30,981.33/46,445.87 = 13,437.95/x
  3. Step 3: Cross multiply
    30,981.33x = 46,445.87 × 13,437.95
  4. Step 4: Simplify right side
    30,981.33x = 624,137,278.77
  5. Step 5: Solve for x
    x = 624,137,278.77/30,981.33
  6. Step 6: Final answer
    x = 20,145.59

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