Home / 39,962.08-55,147.56-22,056.97

Finding the Fourth Proportional to 39,962.08, 55,147.56 and 22,056.97

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Solution

The fourth proportional to 39,962.08, 55,147.56 and 22,056.97 is: 30,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,962.08 : 55,147.56 = 22,056.97 : x
  2. Step 2: Convert to fraction form
    39,962.08/55,147.56 = 22,056.97/x
  3. Step 3: Cross multiply
    39,962.08x = 55,147.56 × 22,056.97
  4. Step 4: Simplify right side
    39,962.08x = 1,216,388,076.49
  5. Step 5: Solve for x
    x = 1,216,388,076.49/39,962.08
  6. Step 6: Final answer
    x = 30,438.56

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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.