Home / 18,433.82-25,438.83-10,050.86

Finding the Fourth Proportional to 18,433.82, 25,438.83 and 10,050.86

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Solution

The fourth proportional to 18,433.82, 25,438.83 and 10,050.86 is: 13,870.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433.82 : 25,438.83 = 10,050.86 : x
  2. Step 2: Convert to fraction form
    18,433.82/25,438.83 = 10,050.86/x
  3. Step 3: Cross multiply
    18,433.82x = 25,438.83 × 10,050.86
  4. Step 4: Simplify right side
    18,433.82x = 255,682,118.89
  5. Step 5: Solve for x
    x = 255,682,118.89/18,433.82
  6. Step 6: Final answer
    x = 13,870.27

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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.