Home / 33,175.68-45,779.41-19,744.77

Finding the Fourth Proportional to 33,175.68, 45,779.41 and 19,744.77

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Solution

The fourth proportional to 33,175.68, 45,779.41 and 19,744.77 is: 27,245.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,175.68 : 45,779.41 = 19,744.77 : x
  2. Step 2: Convert to fraction form
    33,175.68/45,779.41 = 19,744.77/x
  3. Step 3: Cross multiply
    33,175.68x = 45,779.41 × 19,744.77
  4. Step 4: Simplify right side
    33,175.68x = 903,903,921.19
  5. Step 5: Solve for x
    x = 903,903,921.19/33,175.68
  6. Step 6: Final answer
    x = 27,245.98

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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.