Home / 18,081.23-24,950.84-12,111.93

Finding the Fourth Proportional to 18,081.23, 24,950.84 and 12,111.93

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Solution

The fourth proportional to 18,081.23, 24,950.84 and 12,111.93 is: 16,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081.23 : 24,950.84 = 12,111.93 : x
  2. Step 2: Convert to fraction form
    18,081.23/24,950.84 = 12,111.93/x
  3. Step 3: Cross multiply
    18,081.23x = 24,950.84 × 12,111.93
  4. Step 4: Simplify right side
    18,081.23x = 302,202,766.96
  5. Step 5: Solve for x
    x = 302,202,766.96/18,081.23
  6. Step 6: Final answer
    x = 16,713.62

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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.