Home / 21,763.07-29,837.44-21,369.41

Finding the Fourth Proportional to 21,763.07, 29,837.44 and 21,369.41

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Solution

The fourth proportional to 21,763.07, 29,837.44 and 21,369.41 is: 29,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763.07 : 29,837.44 = 21,369.41 : x
  2. Step 2: Convert to fraction form
    21,763.07/29,837.44 = 21,369.41/x
  3. Step 3: Cross multiply
    21,763.07x = 29,837.44 × 21,369.41
  4. Step 4: Simplify right side
    21,763.07x = 637,608,488.71
  5. Step 5: Solve for x
    x = 637,608,488.71/21,763.07
  6. Step 6: Final answer
    x = 29,297.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.