Home / 12,926.11-19,379.76-5,902.33

Finding the Fourth Proportional to 12,926.11, 19,379.76 and 5,902.33

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Solution

The fourth proportional to 12,926.11, 19,379.76 and 5,902.33 is: 8,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926.11 : 19,379.76 = 5,902.33 : x
  2. Step 2: Convert to fraction form
    12,926.11/19,379.76 = 5,902.33/x
  3. Step 3: Cross multiply
    12,926.11x = 19,379.76 × 5,902.33
  4. Step 4: Simplify right side
    12,926.11x = 114,385,738.84
  5. Step 5: Solve for x
    x = 114,385,738.84/12,926.11
  6. Step 6: Final answer
    x = 8,849.20

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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.