Home / 14,467.23-21,702.58-5,105.31

Finding the Fourth Proportional to 14,467.23, 21,702.58 and 5,105.31

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Solution

The fourth proportional to 14,467.23, 21,702.58 and 5,105.31 is: 7,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,467.23 : 21,702.58 = 5,105.31 : x
  2. Step 2: Convert to fraction form
    14,467.23/21,702.58 = 5,105.31/x
  3. Step 3: Cross multiply
    14,467.23x = 21,702.58 × 5,105.31
  4. Step 4: Simplify right side
    14,467.23x = 110,798,440.19
  5. Step 5: Solve for x
    x = 110,798,440.19/14,467.23
  6. Step 6: Final answer
    x = 7,658.58

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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.