Home / 47,584.73-65,653.81-28,456.70

Finding the Fourth Proportional to 47,584.73, 65,653.81 and 28,456.70

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Solution

The fourth proportional to 47,584.73, 65,653.81 and 28,456.70 is: 39,262.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,584.73 : 65,653.81 = 28,456.70 : x
  2. Step 2: Convert to fraction form
    47,584.73/65,653.81 = 28,456.70/x
  3. Step 3: Cross multiply
    47,584.73x = 65,653.81 × 28,456.70
  4. Step 4: Simplify right side
    47,584.73x = 1,868,290,375.62
  5. Step 5: Solve for x
    x = 1,868,290,375.62/47,584.73
  6. Step 6: Final answer
    x = 39,262.39

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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.