Home / 28,954.56-43,439.33-16,956.84

Finding the Fourth Proportional to 28,954.56, 43,439.33 and 16,956.84

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Solution

The fourth proportional to 28,954.56, 43,439.33 and 16,956.84 is: 25,439.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954.56 : 43,439.33 = 16,956.84 : x
  2. Step 2: Convert to fraction form
    28,954.56/43,439.33 = 16,956.84/x
  3. Step 3: Cross multiply
    28,954.56x = 43,439.33 × 16,956.84
  4. Step 4: Simplify right side
    28,954.56x = 736,593,683.73
  5. Step 5: Solve for x
    x = 736,593,683.73/28,954.56
  6. Step 6: Final answer
    x = 25,439.64

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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.