Home / 33,207.73-45,826.63-18,100.42

Finding the Fourth Proportional to 33,207.73, 45,826.63 and 18,100.42

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Solution

The fourth proportional to 33,207.73, 45,826.63 and 18,100.42 is: 24,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,207.73 : 45,826.63 = 18,100.42 : x
  2. Step 2: Convert to fraction form
    33,207.73/45,826.63 = 18,100.42/x
  3. Step 3: Cross multiply
    33,207.73x = 45,826.63 × 18,100.42
  4. Step 4: Simplify right side
    33,207.73x = 829,481,090.37
  5. Step 5: Solve for x
    x = 829,481,090.37/33,207.73
  6. Step 6: Final answer
    x = 24,978.56

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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.