Home / 39,823.56-54,961.20-23,907.60

Finding the Fourth Proportional to 39,823.56, 54,961.20 and 23,907.60

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Solution

The fourth proportional to 39,823.56, 54,961.20 and 23,907.60 is: 32,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,823.56 : 54,961.20 = 23,907.60 : x
  2. Step 2: Convert to fraction form
    39,823.56/54,961.20 = 23,907.60/x
  3. Step 3: Cross multiply
    39,823.56x = 54,961.20 × 23,907.60
  4. Step 4: Simplify right side
    39,823.56x = 1,313,990,385.12
  5. Step 5: Solve for x
    x = 1,313,990,385.12/39,823.56
  6. Step 6: Final answer
    x = 32,995.30

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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.