Home / 22,803.63-34,279.00-21,145.44

Finding the Fourth Proportional to 22,803.63, 34,279.00 and 21,145.44

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Solution

The fourth proportional to 22,803.63, 34,279.00 and 21,145.44 is: 31,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,803.63 : 34,279.00 = 21,145.44 : x
  2. Step 2: Convert to fraction form
    22,803.63/34,279.00 = 21,145.44/x
  3. Step 3: Cross multiply
    22,803.63x = 34,279.00 × 21,145.44
  4. Step 4: Simplify right side
    22,803.63x = 724,844,699.05
  5. Step 5: Solve for x
    x = 724,844,699.05/22,803.63
  6. Step 6: Final answer
    x = 31,786.37

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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.