Home / 45,960.76-68,941.14-13,128.76

Finding the Fourth Proportional to 45,960.76, 68,941.14 and 13,128.76

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Solution

The fourth proportional to 45,960.76, 68,941.14 and 13,128.76 is: 19,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,960.76 : 68,941.14 = 13,128.76 : x
  2. Step 2: Convert to fraction form
    45,960.76/68,941.14 = 13,128.76/x
  3. Step 3: Cross multiply
    45,960.76x = 68,941.14 × 13,128.76
  4. Step 4: Simplify right side
    45,960.76x = 905,111,681.19
  5. Step 5: Solve for x
    x = 905,111,681.19/45,960.76
  6. Step 6: Final answer
    x = 19,693.14

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