Home / 32,891.09-45,377.89-18,735.73

Finding the Fourth Proportional to 32,891.09, 45,377.89 and 18,735.73

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Solution

The fourth proportional to 32,891.09, 45,377.89 and 18,735.73 is: 25,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,891.09 : 45,377.89 = 18,735.73 : x
  2. Step 2: Convert to fraction form
    32,891.09/45,377.89 = 18,735.73/x
  3. Step 3: Cross multiply
    32,891.09x = 45,377.89 × 18,735.73
  4. Step 4: Simplify right side
    32,891.09x = 850,187,734.73
  5. Step 5: Solve for x
    x = 850,187,734.73/32,891.09
  6. Step 6: Final answer
    x = 25,848.58

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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.