Home / 18,234.08-25,169.28-10,682.84

Finding the Fourth Proportional to 18,234.08, 25,169.28 and 10,682.84

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Solution

The fourth proportional to 18,234.08, 25,169.28 and 10,682.84 is: 14,745.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.08 : 25,169.28 = 10,682.84 : x
  2. Step 2: Convert to fraction form
    18,234.08/25,169.28 = 10,682.84/x
  3. Step 3: Cross multiply
    18,234.08x = 25,169.28 × 10,682.84
  4. Step 4: Simplify right side
    18,234.08x = 268,879,391.16
  5. Step 5: Solve for x
    x = 268,879,391.16/18,234.08
  6. Step 6: Final answer
    x = 14,745.98

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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.