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Finding the Fourth Proportional to 35,980.33, 49,652.90 and 19,847.27

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Solution

The fourth proportional to 35,980.33, 49,652.90 and 19,847.27 is: 27,389.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,980.33 : 49,652.90 = 19,847.27 : x
  2. Step 2: Convert to fraction form
    35,980.33/49,652.90 = 19,847.27/x
  3. Step 3: Cross multiply
    35,980.33x = 49,652.90 × 19,847.27
  4. Step 4: Simplify right side
    35,980.33x = 985,474,512.58
  5. Step 5: Solve for x
    x = 985,474,512.58/35,980.33
  6. Step 6: Final answer
    x = 27,389.26

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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.