Home / 12,262.16-18,382.14-4,469.15

Finding the Fourth Proportional to 12,262.16, 18,382.14 and 4,469.15

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Solution

The fourth proportional to 12,262.16, 18,382.14 and 4,469.15 is: 6,699.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262.16 : 18,382.14 = 4,469.15 : x
  2. Step 2: Convert to fraction form
    12,262.16/18,382.14 = 4,469.15/x
  3. Step 3: Cross multiply
    12,262.16x = 18,382.14 × 4,469.15
  4. Step 4: Simplify right side
    12,262.16x = 82,152,449.07
  5. Step 5: Solve for x
    x = 82,152,449.07/12,262.16
  6. Step 6: Final answer
    x = 6,699.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.