Home / 33,235.44-45,861.72-18,330.48

Finding the Fourth Proportional to 33,235.44, 45,861.72 and 18,330.48

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Solution

The fourth proportional to 33,235.44, 45,861.72 and 18,330.48 is: 25,294.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,235.44 : 45,861.72 = 18,330.48 : x
  2. Step 2: Convert to fraction form
    33,235.44/45,861.72 = 18,330.48/x
  3. Step 3: Cross multiply
    33,235.44x = 45,861.72 × 18,330.48
  4. Step 4: Simplify right side
    33,235.44x = 840,667,341.23
  5. Step 5: Solve for x
    x = 840,667,341.23/33,235.44
  6. Step 6: Final answer
    x = 25,294.30

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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.