Home / 35,650.55-49,202.91-20,540.32

Finding the Fourth Proportional to 35,650.55, 49,202.91 and 20,540.32

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Solution

The fourth proportional to 35,650.55, 49,202.91 and 20,540.32 is: 28,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,650.55 : 49,202.91 = 20,540.32 : x
  2. Step 2: Convert to fraction form
    35,650.55/49,202.91 = 20,540.32/x
  3. Step 3: Cross multiply
    35,650.55x = 49,202.91 × 20,540.32
  4. Step 4: Simplify right side
    35,650.55x = 1,010,643,393.32
  5. Step 5: Solve for x
    x = 1,010,643,393.32/35,650.55
  6. Step 6: Final answer
    x = 28,348.60

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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.