Home / 37,009.45-55,532.40-21,226.60

Finding the Fourth Proportional to 37,009.45, 55,532.40 and 21,226.60

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Solution

The fourth proportional to 37,009.45, 55,532.40 and 21,226.60 is: 31,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,009.45 : 55,532.40 = 21,226.60 : x
  2. Step 2: Convert to fraction form
    37,009.45/55,532.40 = 21,226.60/x
  3. Step 3: Cross multiply
    37,009.45x = 55,532.40 × 21,226.60
  4. Step 4: Simplify right side
    37,009.45x = 1,178,764,041.84
  5. Step 5: Solve for x
    x = 1,178,764,041.84/37,009.45
  6. Step 6: Final answer
    x = 31,850.35

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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.