Home / 19,281.14-26,610.83-12,208.22

Finding the Fourth Proportional to 19,281.14, 26,610.83 and 12,208.22

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Solution

The fourth proportional to 19,281.14, 26,610.83 and 12,208.22 is: 16,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.14 : 26,610.83 = 12,208.22 : x
  2. Step 2: Convert to fraction form
    19,281.14/26,610.83 = 12,208.22/x
  3. Step 3: Cross multiply
    19,281.14x = 26,610.83 × 12,208.22
  4. Step 4: Simplify right side
    19,281.14x = 324,870,672.93
  5. Step 5: Solve for x
    x = 324,870,672.93/19,281.14
  6. Step 6: Final answer
    x = 16,849.15

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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.