Home / 28,541.43-42,815.79-11,016.27

Finding the Fourth Proportional to 28,541.43, 42,815.79 and 11,016.27

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Solution

The fourth proportional to 28,541.43, 42,815.79 and 11,016.27 is: 16,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,541.43 : 42,815.79 = 11,016.27 : x
  2. Step 2: Convert to fraction form
    28,541.43/42,815.79 = 11,016.27/x
  3. Step 3: Cross multiply
    28,541.43x = 42,815.79 × 11,016.27
  4. Step 4: Simplify right side
    28,541.43x = 471,670,302.90
  5. Step 5: Solve for x
    x = 471,670,302.90/28,541.43
  6. Step 6: Final answer
    x = 16,525.81

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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.