Home / 18,805.44-25,947.56-10,845.60

Finding the Fourth Proportional to 18,805.44, 25,947.56 and 10,845.60

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Solution

The fourth proportional to 18,805.44, 25,947.56 and 10,845.60 is: 14,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,805.44 : 25,947.56 = 10,845.60 : x
  2. Step 2: Convert to fraction form
    18,805.44/25,947.56 = 10,845.60/x
  3. Step 3: Cross multiply
    18,805.44x = 25,947.56 × 10,845.60
  4. Step 4: Simplify right side
    18,805.44x = 281,416,856.74
  5. Step 5: Solve for x
    x = 281,416,856.74/18,805.44
  6. Step 6: Final answer
    x = 14,964.65

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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.