Home / 27,868.90-41,810.04-10,338.88

Finding the Fourth Proportional to 27,868.90, 41,810.04 and 10,338.88

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Solution

The fourth proportional to 27,868.90, 41,810.04 and 10,338.88 is: 15,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,868.90 : 41,810.04 = 10,338.88 : x
  2. Step 2: Convert to fraction form
    27,868.90/41,810.04 = 10,338.88/x
  3. Step 3: Cross multiply
    27,868.90x = 41,810.04 × 10,338.88
  4. Step 4: Simplify right side
    27,868.90x = 432,268,986.36
  5. Step 5: Solve for x
    x = 432,268,986.36/27,868.90
  6. Step 6: Final answer
    x = 15,510.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.