Home / 33,222.28-45,846.58-18,318.28

Finding the Fourth Proportional to 33,222.28, 45,846.58 and 18,318.28

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Solution

The fourth proportional to 33,222.28, 45,846.58 and 18,318.28 is: 25,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,222.28 : 45,846.58 = 18,318.28 : x
  2. Step 2: Convert to fraction form
    33,222.28/45,846.58 = 18,318.28/x
  3. Step 3: Cross multiply
    33,222.28x = 45,846.58 × 18,318.28
  4. Step 4: Simplify right side
    33,222.28x = 839,830,489.48
  5. Step 5: Solve for x
    x = 839,830,489.48/33,222.28
  6. Step 6: Final answer
    x = 25,279.13

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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.