Home / 18,260.60-25,198.56-10,303.56

Finding the Fourth Proportional to 18,260.60, 25,198.56 and 10,303.56

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Solution

The fourth proportional to 18,260.60, 25,198.56 and 10,303.56 is: 14,218.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.60 : 25,198.56 = 10,303.56 : x
  2. Step 2: Convert to fraction form
    18,260.60/25,198.56 = 10,303.56/x
  3. Step 3: Cross multiply
    18,260.60x = 25,198.56 × 10,303.56
  4. Step 4: Simplify right side
    18,260.60x = 259,634,874.87
  5. Step 5: Solve for x
    x = 259,634,874.87/18,260.60
  6. Step 6: Final answer
    x = 14,218.31

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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.