Home / 28,958.52-43,437.74-10,228.38

Finding the Fourth Proportional to 28,958.52, 43,437.74 and 10,228.38

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Solution

The fourth proportional to 28,958.52, 43,437.74 and 10,228.38 is: 15,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958.52 : 43,437.74 = 10,228.38 : x
  2. Step 2: Convert to fraction form
    28,958.52/43,437.74 = 10,228.38/x
  3. Step 3: Cross multiply
    28,958.52x = 43,437.74 × 10,228.38
  4. Step 4: Simplify right side
    28,958.52x = 444,297,711.06
  5. Step 5: Solve for x
    x = 444,297,711.06/28,958.52
  6. Step 6: Final answer
    x = 15,342.56

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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.