Home / 37,646.62-51,951.52-20,879.62

Finding the Fourth Proportional to 37,646.62, 51,951.52 and 20,879.62

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Solution

The fourth proportional to 37,646.62, 51,951.52 and 20,879.62 is: 28,813.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,646.62 : 51,951.52 = 20,879.62 : x
  2. Step 2: Convert to fraction form
    37,646.62/51,951.52 = 20,879.62/x
  3. Step 3: Cross multiply
    37,646.62x = 51,951.52 × 20,879.62
  4. Step 4: Simplify right side
    37,646.62x = 1,084,727,996.02
  5. Step 5: Solve for x
    x = 1,084,727,996.02/37,646.62
  6. Step 6: Final answer
    x = 28,813.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.