Home / 37,855.32-52,240.38-21,942.84

Finding the Fourth Proportional to 37,855.32, 52,240.38 and 21,942.84

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Solution

The fourth proportional to 37,855.32, 52,240.38 and 21,942.84 is: 30,281.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855.32 : 52,240.38 = 21,942.84 : x
  2. Step 2: Convert to fraction form
    37,855.32/52,240.38 = 21,942.84/x
  3. Step 3: Cross multiply
    37,855.32x = 52,240.38 × 21,942.84
  4. Step 4: Simplify right side
    37,855.32x = 1,146,302,299.88
  5. Step 5: Solve for x
    x = 1,146,302,299.88/37,855.32
  6. Step 6: Final answer
    x = 30,281.14

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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.