Home / 17,724.42-26,586.45-7,860.96

Finding the Fourth Proportional to 17,724.42, 26,586.45 and 7,860.96

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Solution

The fourth proportional to 17,724.42, 26,586.45 and 7,860.96 is: 11,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724.42 : 26,586.45 = 7,860.96 : x
  2. Step 2: Convert to fraction form
    17,724.42/26,586.45 = 7,860.96/x
  3. Step 3: Cross multiply
    17,724.42x = 26,586.45 × 7,860.96
  4. Step 4: Simplify right side
    17,724.42x = 208,995,019.99
  5. Step 5: Solve for x
    x = 208,995,019.99/17,724.42
  6. Step 6: Final answer
    x = 11,791.36

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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.