Home / 33,142.96-45,738.25-18,036.60

Finding the Fourth Proportional to 33,142.96, 45,738.25 and 18,036.60

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Solution

The fourth proportional to 33,142.96, 45,738.25 and 18,036.60 is: 24,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.96 : 45,738.25 = 18,036.60 : x
  2. Step 2: Convert to fraction form
    33,142.96/45,738.25 = 18,036.60/x
  3. Step 3: Cross multiply
    33,142.96x = 45,738.25 × 18,036.60
  4. Step 4: Simplify right side
    33,142.96x = 824,962,405.60
  5. Step 5: Solve for x
    x = 824,962,405.60/33,142.96
  6. Step 6: Final answer
    x = 24,891.03

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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.