Home / 44,540.40-66,790.80-13,378.08

Finding the Fourth Proportional to 44,540.40, 66,790.80 and 13,378.08

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Solution

The fourth proportional to 44,540.40, 66,790.80 and 13,378.08 is: 20,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,540.40 : 66,790.80 = 13,378.08 : x
  2. Step 2: Convert to fraction form
    44,540.40/66,790.80 = 13,378.08/x
  3. Step 3: Cross multiply
    44,540.40x = 66,790.80 × 13,378.08
  4. Step 4: Simplify right side
    44,540.40x = 893,532,665.66
  5. Step 5: Solve for x
    x = 893,532,665.66/44,540.40
  6. Step 6: Final answer
    x = 20,061.17

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