Home / 18,823.78-25,976.86-10,325.98

Finding the Fourth Proportional to 18,823.78, 25,976.86 and 10,325.98

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Solution

The fourth proportional to 18,823.78, 25,976.86 and 10,325.98 is: 14,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,823.78 : 25,976.86 = 10,325.98 : x
  2. Step 2: Convert to fraction form
    18,823.78/25,976.86 = 10,325.98/x
  3. Step 3: Cross multiply
    18,823.78x = 25,976.86 × 10,325.98
  4. Step 4: Simplify right side
    18,823.78x = 268,236,536.82
  5. Step 5: Solve for x
    x = 268,236,536.82/18,823.78
  6. Step 6: Final answer
    x = 14,249.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.