Home / 28,739.53-43,106.72-10,016.38

Finding the Fourth Proportional to 28,739.53, 43,106.72 and 10,016.38

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Solution

The fourth proportional to 28,739.53, 43,106.72 and 10,016.38 is: 15,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,739.53 : 43,106.72 = 10,016.38 : x
  2. Step 2: Convert to fraction form
    28,739.53/43,106.72 = 10,016.38/x
  3. Step 3: Cross multiply
    28,739.53x = 43,106.72 × 10,016.38
  4. Step 4: Simplify right side
    28,739.53x = 431,773,072.54
  5. Step 5: Solve for x
    x = 431,773,072.54/28,739.53
  6. Step 6: Final answer
    x = 15,023.67

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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.