Home / 13,537.16-20,305.27-4,771.85

Finding the Fourth Proportional to 13,537.16, 20,305.27 and 4,771.85

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Solution

The fourth proportional to 13,537.16, 20,305.27 and 4,771.85 is: 7,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.16 : 20,305.27 = 4,771.85 : x
  2. Step 2: Convert to fraction form
    13,537.16/20,305.27 = 4,771.85/x
  3. Step 3: Cross multiply
    13,537.16x = 20,305.27 × 4,771.85
  4. Step 4: Simplify right side
    13,537.16x = 96,893,702.65
  5. Step 5: Solve for x
    x = 96,893,702.65/13,537.16
  6. Step 6: Final answer
    x = 7,157.61

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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.