Home / 47,657.82-65,776.32-27,511.92

Finding the Fourth Proportional to 47,657.82, 65,776.32 and 27,511.92

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Solution

The fourth proportional to 47,657.82, 65,776.32 and 27,511.92 is: 37,971.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,657.82 : 65,776.32 = 27,511.92 : x
  2. Step 2: Convert to fraction form
    47,657.82/65,776.32 = 27,511.92/x
  3. Step 3: Cross multiply
    47,657.82x = 65,776.32 × 27,511.92
  4. Step 4: Simplify right side
    47,657.82x = 1,809,632,853.73
  5. Step 5: Solve for x
    x = 1,809,632,853.73/47,657.82
  6. Step 6: Final answer
    x = 37,971.37

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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.