Home / 27,198.84-40,798.19-15,347.23

Finding the Fourth Proportional to 27,198.84, 40,798.19 and 15,347.23

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Solution

The fourth proportional to 27,198.84, 40,798.19 and 15,347.23 is: 23,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.84 : 40,798.19 = 15,347.23 : x
  2. Step 2: Convert to fraction form
    27,198.84/40,798.19 = 15,347.23/x
  3. Step 3: Cross multiply
    27,198.84x = 40,798.19 × 15,347.23
  4. Step 4: Simplify right side
    27,198.84x = 626,139,213.47
  5. Step 5: Solve for x
    x = 626,139,213.47/27,198.84
  6. Step 6: Final answer
    x = 23,020.81

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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.