Home / 18,576.24-25,635.24-10,618.44

Finding the Fourth Proportional to 18,576.24, 25,635.24 and 10,618.44

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Solution

The fourth proportional to 18,576.24, 25,635.24 and 10,618.44 is: 14,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.24 : 25,635.24 = 10,618.44 : x
  2. Step 2: Convert to fraction form
    18,576.24/25,635.24 = 10,618.44/x
  3. Step 3: Cross multiply
    18,576.24x = 25,635.24 × 10,618.44
  4. Step 4: Simplify right side
    18,576.24x = 272,206,257.83
  5. Step 5: Solve for x
    x = 272,206,257.83/18,576.24
  6. Step 6: Final answer
    x = 14,653.46

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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.