Home / 49,997.50-75,016.97-21,903.05

Finding the Fourth Proportional to 49,997.50, 75,016.97 and 21,903.05

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Solution

The fourth proportional to 49,997.50, 75,016.97 and 21,903.05 is: 32,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,997.50 : 75,016.97 = 21,903.05 : x
  2. Step 2: Convert to fraction form
    49,997.50/75,016.97 = 21,903.05/x
  3. Step 3: Cross multiply
    49,997.50x = 75,016.97 × 21,903.05
  4. Step 4: Simplify right side
    49,997.50x = 1,643,100,444.76
  5. Step 5: Solve for x
    x = 1,643,100,444.76/49,997.50
  6. Step 6: Final answer
    x = 32,863.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.