Home / 41,782.08-62,674.62-13,702.80

Finding the Fourth Proportional to 41,782.08, 62,674.62 and 13,702.80

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Solution

The fourth proportional to 41,782.08, 62,674.62 and 13,702.80 is: 20,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,782.08 : 62,674.62 = 13,702.80 : x
  2. Step 2: Convert to fraction form
    41,782.08/62,674.62 = 13,702.80/x
  3. Step 3: Cross multiply
    41,782.08x = 62,674.62 × 13,702.80
  4. Step 4: Simplify right side
    41,782.08x = 858,817,782.94
  5. Step 5: Solve for x
    x = 858,817,782.94/41,782.08
  6. Step 6: Final answer
    x = 20,554.69

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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.