Home / 33,557.81-50,375.60-18,005.81

Finding the Fourth Proportional to 33,557.81, 50,375.60 and 18,005.81

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Solution

The fourth proportional to 33,557.81, 50,375.60 and 18,005.81 is: 27,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,557.81 : 50,375.60 = 18,005.81 : x
  2. Step 2: Convert to fraction form
    33,557.81/50,375.60 = 18,005.81/x
  3. Step 3: Cross multiply
    33,557.81x = 50,375.60 × 18,005.81
  4. Step 4: Simplify right side
    33,557.81x = 907,053,482.24
  5. Step 5: Solve for x
    x = 907,053,482.24/33,557.81
  6. Step 6: Final answer
    x = 27,029.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.