Home / 15,753.37-21,739.58-8,583.26

Finding the Fourth Proportional to 15,753.37, 21,739.58 and 8,583.26

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Solution

The fourth proportional to 15,753.37, 21,739.58 and 8,583.26 is: 11,844.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.37 : 21,739.58 = 8,583.26 : x
  2. Step 2: Convert to fraction form
    15,753.37/21,739.58 = 8,583.26/x
  3. Step 3: Cross multiply
    15,753.37x = 21,739.58 × 8,583.26
  4. Step 4: Simplify right side
    15,753.37x = 186,596,467.43
  5. Step 5: Solve for x
    x = 186,596,467.43/15,753.37
  6. Step 6: Final answer
    x = 11,844.86

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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.