Home / 18,834.22-25,992.66-10,450.72

Finding the Fourth Proportional to 18,834.22, 25,992.66 and 10,450.72

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Solution

The fourth proportional to 18,834.22, 25,992.66 and 10,450.72 is: 14,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.22 : 25,992.66 = 10,450.72 : x
  2. Step 2: Convert to fraction form
    18,834.22/25,992.66 = 10,450.72/x
  3. Step 3: Cross multiply
    18,834.22x = 25,992.66 × 10,450.72
  4. Step 4: Simplify right side
    18,834.22x = 271,642,011.72
  5. Step 5: Solve for x
    x = 271,642,011.72/18,834.22
  6. Step 6: Final answer
    x = 14,422.79

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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.