Home / 19,401.26-26,776.96-11,445.44

Finding the Fourth Proportional to 19,401.26, 26,776.96 and 11,445.44

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Solution

The fourth proportional to 19,401.26, 26,776.96 and 11,445.44 is: 15,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.26 : 26,776.96 = 11,445.44 : x
  2. Step 2: Convert to fraction form
    19,401.26/26,776.96 = 11,445.44/x
  3. Step 3: Cross multiply
    19,401.26x = 26,776.96 × 11,445.44
  4. Step 4: Simplify right side
    19,401.26x = 306,474,089.06
  5. Step 5: Solve for x
    x = 306,474,089.06/19,401.26
  6. Step 6: Final answer
    x = 15,796.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.