Home / 45,243.12-67,883.31-15,681.72

Finding the Fourth Proportional to 45,243.12, 67,883.31 and 15,681.72

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Solution

The fourth proportional to 45,243.12, 67,883.31 and 15,681.72 is: 23,529.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,243.12 : 67,883.31 = 15,681.72 : x
  2. Step 2: Convert to fraction form
    45,243.12/67,883.31 = 15,681.72/x
  3. Step 3: Cross multiply
    45,243.12x = 67,883.31 × 15,681.72
  4. Step 4: Simplify right side
    45,243.12x = 1,064,527,060.09
  5. Step 5: Solve for x
    x = 1,064,527,060.09/45,243.12
  6. Step 6: Final answer
    x = 23,529.04

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