Home / 12,372.08-18,556.10-4,051.98

Finding the Fourth Proportional to 12,372.08, 18,556.10 and 4,051.98

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Solution

The fourth proportional to 12,372.08, 18,556.10 and 4,051.98 is: 6,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.08 : 18,556.10 = 4,051.98 : x
  2. Step 2: Convert to fraction form
    12,372.08/18,556.10 = 4,051.98/x
  3. Step 3: Cross multiply
    12,372.08x = 18,556.10 × 4,051.98
  4. Step 4: Simplify right side
    12,372.08x = 75,188,946.08
  5. Step 5: Solve for x
    x = 75,188,946.08/12,372.08
  6. Step 6: Final answer
    x = 6,077.31

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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.