Home / 33,212.61-45,832.73-18,308.61

Finding the Fourth Proportional to 33,212.61, 45,832.73 and 18,308.61

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Solution

The fourth proportional to 33,212.61, 45,832.73 and 18,308.61 is: 25,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,212.61 : 45,832.73 = 18,308.61 : x
  2. Step 2: Convert to fraction form
    33,212.61/45,832.73 = 18,308.61/x
  3. Step 3: Cross multiply
    33,212.61x = 45,832.73 × 18,308.61
  4. Step 4: Simplify right side
    33,212.61x = 839,133,487.26
  5. Step 5: Solve for x
    x = 839,133,487.26/33,212.61
  6. Step 6: Final answer
    x = 25,265.51

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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.