Home / 35,893.20-49,530.60-19,976.88

Finding the Fourth Proportional to 35,893.20, 49,530.60 and 19,976.88

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Solution

The fourth proportional to 35,893.20, 49,530.60 and 19,976.88 is: 27,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,893.20 : 49,530.60 = 19,976.88 : x
  2. Step 2: Convert to fraction form
    35,893.20/49,530.60 = 19,976.88/x
  3. Step 3: Cross multiply
    35,893.20x = 49,530.60 × 19,976.88
  4. Step 4: Simplify right side
    35,893.20x = 989,466,852.53
  5. Step 5: Solve for x
    x = 989,466,852.53/35,893.20
  6. Step 6: Final answer
    x = 27,566.97

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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.