Home / 14,391.36-21,589.99-6,071.38

Finding the Fourth Proportional to 14,391.36, 21,589.99 and 6,071.38

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Solution

The fourth proportional to 14,391.36, 21,589.99 and 6,071.38 is: 9,108.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.36 : 21,589.99 = 6,071.38 : x
  2. Step 2: Convert to fraction form
    14,391.36/21,589.99 = 6,071.38/x
  3. Step 3: Cross multiply
    14,391.36x = 21,589.99 × 6,071.38
  4. Step 4: Simplify right side
    14,391.36x = 131,080,964.33
  5. Step 5: Solve for x
    x = 131,080,964.33/14,391.36
  6. Step 6: Final answer
    x = 9,108.31

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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.