Home / 27,871.44-41,774.76-13,837.92

Finding the Fourth Proportional to 27,871.44, 41,774.76 and 13,837.92

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Solution

The fourth proportional to 27,871.44, 41,774.76 and 13,837.92 is: 20,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,871.44 : 41,774.76 = 13,837.92 : x
  2. Step 2: Convert to fraction form
    27,871.44/41,774.76 = 13,837.92/x
  3. Step 3: Cross multiply
    27,871.44x = 41,774.76 × 13,837.92
  4. Step 4: Simplify right side
    27,871.44x = 578,075,786.90
  5. Step 5: Solve for x
    x = 578,075,786.90/27,871.44
  6. Step 6: Final answer
    x = 20,740.79

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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.