Home / 17,812.82-26,722.88-5,967.78

Finding the Fourth Proportional to 17,812.82, 26,722.88 and 5,967.78

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Solution

The fourth proportional to 17,812.82, 26,722.88 and 5,967.78 is: 8,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,812.82 : 26,722.88 = 5,967.78 : x
  2. Step 2: Convert to fraction form
    17,812.82/26,722.88 = 5,967.78/x
  3. Step 3: Cross multiply
    17,812.82x = 26,722.88 × 5,967.78
  4. Step 4: Simplify right side
    17,812.82x = 159,476,268.81
  5. Step 5: Solve for x
    x = 159,476,268.81/17,812.82
  6. Step 6: Final answer
    x = 8,952.89

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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.