Home / 14,506.26-21,845.34-12,679.38

Finding the Fourth Proportional to 14,506.26, 21,845.34 and 12,679.38

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Solution

The fourth proportional to 14,506.26, 21,845.34 and 12,679.38 is: 19,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,506.26 : 21,845.34 = 12,679.38 : x
  2. Step 2: Convert to fraction form
    14,506.26/21,845.34 = 12,679.38/x
  3. Step 3: Cross multiply
    14,506.26x = 21,845.34 × 12,679.38
  4. Step 4: Simplify right side
    14,506.26x = 276,985,367.09
  5. Step 5: Solve for x
    x = 276,985,367.09/14,506.26
  6. Step 6: Final answer
    x = 19,094.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.