Home / 27,888.72-41,796.16-13,071.10

Finding the Fourth Proportional to 27,888.72, 41,796.16 and 13,071.10

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Solution

The fourth proportional to 27,888.72, 41,796.16 and 13,071.10 is: 19,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,888.72 : 41,796.16 = 13,071.10 : x
  2. Step 2: Convert to fraction form
    27,888.72/41,796.16 = 13,071.10/x
  3. Step 3: Cross multiply
    27,888.72x = 41,796.16 × 13,071.10
  4. Step 4: Simplify right side
    27,888.72x = 546,321,786.98
  5. Step 5: Solve for x
    x = 546,321,786.98/27,888.72
  6. Step 6: Final answer
    x = 19,589.35

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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.