Home / 40,231.42-55,519.49-22,329

Finding the Fourth Proportional to 40,231.42, 55,519.49 and 22,329

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Solution

The fourth proportional to 40,231.42, 55,519.49 and 22,329 is: 30,814.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.42 : 55,519.49 = 22,329 : x
  2. Step 2: Convert to fraction form
    40,231.42/55,519.49 = 22,329/x
  3. Step 3: Cross multiply
    40,231.42x = 55,519.49 × 22,329
  4. Step 4: Simplify right side
    40,231.42x = 1,239,694,748.03
  5. Step 5: Solve for x
    x = 1,239,694,748.03/40,231.42
  6. Step 6: Final answer
    x = 30,814.10

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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.