Home / 22,157.46-33,251.75-20,039.99

Finding the Fourth Proportional to 22,157.46, 33,251.75 and 20,039.99

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Solution

The fourth proportional to 22,157.46, 33,251.75 and 20,039.99 is: 30,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.46 : 33,251.75 = 20,039.99 : x
  2. Step 2: Convert to fraction form
    22,157.46/33,251.75 = 20,039.99/x
  3. Step 3: Cross multiply
    22,157.46x = 33,251.75 × 20,039.99
  4. Step 4: Simplify right side
    22,157.46x = 666,364,471.02
  5. Step 5: Solve for x
    x = 666,364,471.02/22,157.46
  6. Step 6: Final answer
    x = 30,074.05

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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.