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Finding the Fourth Proportional to 53,879.40, 80,846.78 and 23,914.18

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Solution

The fourth proportional to 53,879.40, 80,846.78 and 23,914.18 is: 35,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,879.40 : 80,846.78 = 23,914.18 : x
  2. Step 2: Convert to fraction form
    53,879.40/80,846.78 = 23,914.18/x
  3. Step 3: Cross multiply
    53,879.40x = 80,846.78 × 23,914.18
  4. Step 4: Simplify right side
    53,879.40x = 1,933,384,449.34
  5. Step 5: Solve for x
    x = 1,933,384,449.34/53,879.40
  6. Step 6: Final answer
    x = 35,883.56

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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.