Home / 28,853.14-43,285.32-11,082.50

Finding the Fourth Proportional to 28,853.14, 43,285.32 and 11,082.50

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Solution

The fourth proportional to 28,853.14, 43,285.32 and 11,082.50 is: 16,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,853.14 : 43,285.32 = 11,082.50 : x
  2. Step 2: Convert to fraction form
    28,853.14/43,285.32 = 11,082.50/x
  3. Step 3: Cross multiply
    28,853.14x = 43,285.32 × 11,082.50
  4. Step 4: Simplify right side
    28,853.14x = 479,709,558.90
  5. Step 5: Solve for x
    x = 479,709,558.90/28,853.14
  6. Step 6: Final answer
    x = 16,625.90

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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.