Home / 41,789.40-62,640.08-13,702.14

Finding the Fourth Proportional to 41,789.40, 62,640.08 and 13,702.14

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Solution

The fourth proportional to 41,789.40, 62,640.08 and 13,702.14 is: 20,538.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,789.40 : 62,640.08 = 13,702.14 : x
  2. Step 2: Convert to fraction form
    41,789.40/62,640.08 = 13,702.14/x
  3. Step 3: Cross multiply
    41,789.40x = 62,640.08 × 13,702.14
  4. Step 4: Simplify right side
    41,789.40x = 858,303,145.77
  5. Step 5: Solve for x
    x = 858,303,145.77/41,789.40
  6. Step 6: Final answer
    x = 20,538.78

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1.5x scale

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.