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Finding the Fourth Proportional to 45,993.52, 63,453.07 and 25,845.78

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Solution

The fourth proportional to 45,993.52, 63,453.07 and 25,845.78 is: 35,657.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,993.52 : 63,453.07 = 25,845.78 : x
  2. Step 2: Convert to fraction form
    45,993.52/63,453.07 = 25,845.78/x
  3. Step 3: Cross multiply
    45,993.52x = 63,453.07 × 25,845.78
  4. Step 4: Simplify right side
    45,993.52x = 1,639,994,357.80
  5. Step 5: Solve for x
    x = 1,639,994,357.80/45,993.52
  6. Step 6: Final answer
    x = 35,657.07

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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.