Home / 33,212.94-45,833.52-18,105.60

Finding the Fourth Proportional to 33,212.94, 45,833.52 and 18,105.60

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Solution

The fourth proportional to 33,212.94, 45,833.52 and 18,105.60 is: 24,985.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,212.94 : 45,833.52 = 18,105.60 : x
  2. Step 2: Convert to fraction form
    33,212.94/45,833.52 = 18,105.60/x
  3. Step 3: Cross multiply
    33,212.94x = 45,833.52 × 18,105.60
  4. Step 4: Simplify right side
    33,212.94x = 829,843,379.71
  5. Step 5: Solve for x
    x = 829,843,379.71/33,212.94
  6. Step 6: Final answer
    x = 24,985.54

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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.