Home / 27,286.84-40,930.26-19,510.84

Finding the Fourth Proportional to 27,286.84, 40,930.26 and 19,510.84

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Solution

The fourth proportional to 27,286.84, 40,930.26 and 19,510.84 is: 29,266.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286.84 : 40,930.26 = 19,510.84 : x
  2. Step 2: Convert to fraction form
    27,286.84/40,930.26 = 19,510.84/x
  3. Step 3: Cross multiply
    27,286.84x = 40,930.26 × 19,510.84
  4. Step 4: Simplify right side
    27,286.84x = 798,583,754.02
  5. Step 5: Solve for x
    x = 798,583,754.02/27,286.84
  6. Step 6: Final answer
    x = 29,266.26

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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.