Home / 27,306.30-40,975.38-11,510.36

Finding the Fourth Proportional to 27,306.30, 40,975.38 and 11,510.36

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Solution

The fourth proportional to 27,306.30, 40,975.38 and 11,510.36 is: 17,272.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.30 : 40,975.38 = 11,510.36 : x
  2. Step 2: Convert to fraction form
    27,306.30/40,975.38 = 11,510.36/x
  3. Step 3: Cross multiply
    27,306.30x = 40,975.38 × 11,510.36
  4. Step 4: Simplify right side
    27,306.30x = 471,641,374.94
  5. Step 5: Solve for x
    x = 471,641,374.94/27,306.30
  6. Step 6: Final answer
    x = 17,272.25

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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.