Home / 28,856.82-43,304.67-11,324.58

Finding the Fourth Proportional to 28,856.82, 43,304.67 and 11,324.58

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Solution

The fourth proportional to 28,856.82, 43,304.67 and 11,324.58 is: 16,994.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,856.82 : 43,304.67 = 11,324.58 : x
  2. Step 2: Convert to fraction form
    28,856.82/43,304.67 = 11,324.58/x
  3. Step 3: Cross multiply
    28,856.82x = 43,304.67 × 11,324.58
  4. Step 4: Simplify right side
    28,856.82x = 490,407,199.79
  5. Step 5: Solve for x
    x = 490,407,199.79/28,856.82
  6. Step 6: Final answer
    x = 16,994.50

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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.