Home / 30,162.12-41,596.45-18,832.65

Finding the Fourth Proportional to 30,162.12, 41,596.45 and 18,832.65

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Solution

The fourth proportional to 30,162.12, 41,596.45 and 18,832.65 is: 25,972.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,162.12 : 41,596.45 = 18,832.65 : x
  2. Step 2: Convert to fraction form
    30,162.12/41,596.45 = 18,832.65/x
  3. Step 3: Cross multiply
    30,162.12x = 41,596.45 × 18,832.65
  4. Step 4: Simplify right side
    30,162.12x = 783,371,384.09
  5. Step 5: Solve for x
    x = 783,371,384.09/30,162.12
  6. Step 6: Final answer
    x = 25,972.03

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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.