Home / 27,139.04-40,704.36-10,506.80

Finding the Fourth Proportional to 27,139.04, 40,704.36 and 10,506.80

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Solution

The fourth proportional to 27,139.04, 40,704.36 and 10,506.80 is: 15,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,139.04 : 40,704.36 = 10,506.80 : x
  2. Step 2: Convert to fraction form
    27,139.04/40,704.36 = 10,506.80/x
  3. Step 3: Cross multiply
    27,139.04x = 40,704.36 × 10,506.80
  4. Step 4: Simplify right side
    27,139.04x = 427,672,569.65
  5. Step 5: Solve for x
    x = 427,672,569.65/27,139.04
  6. Step 6: Final answer
    x = 15,758.57

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