Home / 29,388.77-40,556.12-16,644.43

Finding the Fourth Proportional to 29,388.77, 40,556.12 and 16,644.43

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Solution

The fourth proportional to 29,388.77, 40,556.12 and 16,644.43 is: 22,969.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,388.77 : 40,556.12 = 16,644.43 : x
  2. Step 2: Convert to fraction form
    29,388.77/40,556.12 = 16,644.43/x
  3. Step 3: Cross multiply
    29,388.77x = 40,556.12 × 16,644.43
  4. Step 4: Simplify right side
    29,388.77x = 675,033,315.80
  5. Step 5: Solve for x
    x = 675,033,315.80/29,388.77
  6. Step 6: Final answer
    x = 22,969.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.