Home / 15,976.96-23,965.44-12,536.08

Finding the Fourth Proportional to 15,976.96, 23,965.44 and 12,536.08

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Solution

The fourth proportional to 15,976.96, 23,965.44 and 12,536.08 is: 18,804.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976.96 : 23,965.44 = 12,536.08 : x
  2. Step 2: Convert to fraction form
    15,976.96/23,965.44 = 12,536.08/x
  3. Step 3: Cross multiply
    15,976.96x = 23,965.44 × 12,536.08
  4. Step 4: Simplify right side
    15,976.96x = 300,432,673.08
  5. Step 5: Solve for x
    x = 300,432,673.08/15,976.96
  6. Step 6: Final answer
    x = 18,804.12

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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.