Home / 36,157.12-49,896.33-20,241.56

Finding the Fourth Proportional to 36,157.12, 49,896.33 and 20,241.56

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Solution

The fourth proportional to 36,157.12, 49,896.33 and 20,241.56 is: 27,933.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,157.12 : 49,896.33 = 20,241.56 : x
  2. Step 2: Convert to fraction form
    36,157.12/49,896.33 = 20,241.56/x
  3. Step 3: Cross multiply
    36,157.12x = 49,896.33 × 20,241.56
  4. Step 4: Simplify right side
    36,157.12x = 1,009,979,557.47
  5. Step 5: Solve for x
    x = 1,009,979,557.47/36,157.12
  6. Step 6: Final answer
    x = 27,933.08

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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.