Home / 33,175.68-45,788.40-19,033.20

Finding the Fourth Proportional to 33,175.68, 45,788.40 and 19,033.20

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Solution

The fourth proportional to 33,175.68, 45,788.40 and 19,033.20 is: 26,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,175.68 : 45,788.40 = 19,033.20 : x
  2. Step 2: Convert to fraction form
    33,175.68/45,788.40 = 19,033.20/x
  3. Step 3: Cross multiply
    33,175.68x = 45,788.40 × 19,033.20
  4. Step 4: Simplify right side
    33,175.68x = 871,499,774.88
  5. Step 5: Solve for x
    x = 871,499,774.88/33,175.68
  6. Step 6: Final answer
    x = 26,269.24

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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.