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Finding the Fourth Proportional to 14,393, 21,590.82 and 4,004.84

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Solution

The fourth proportional to 14,393, 21,590.82 and 4,004.84 is: 6,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393 : 21,590.82 = 4,004.84 : x
  2. Step 2: Convert to fraction form
    14,393/21,590.82 = 4,004.84/x
  3. Step 3: Cross multiply
    14,393x = 21,590.82 × 4,004.84
  4. Step 4: Simplify right side
    14,393x = 86,467,779.57
  5. Step 5: Solve for x
    x = 86,467,779.57/14,393
  6. Step 6: Final answer
    x = 6,007.63

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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.