Home / 37,816.08-52,182.42-21,905.64

Finding the Fourth Proportional to 37,816.08, 52,182.42 and 21,905.64

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Solution

The fourth proportional to 37,816.08, 52,182.42 and 21,905.64 is: 30,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,816.08 : 52,182.42 = 21,905.64 : x
  2. Step 2: Convert to fraction form
    37,816.08/52,182.42 = 21,905.64/x
  3. Step 3: Cross multiply
    37,816.08x = 52,182.42 × 21,905.64
  4. Step 4: Simplify right side
    37,816.08x = 1,143,089,306.85
  5. Step 5: Solve for x
    x = 1,143,089,306.85/37,816.08
  6. Step 6: Final answer
    x = 30,227.60

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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.