Home / 33,782.70-46,621.19-18,675.84

Finding the Fourth Proportional to 33,782.70, 46,621.19 and 18,675.84

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Solution

The fourth proportional to 33,782.70, 46,621.19 and 18,675.84 is: 25,773.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,782.70 : 46,621.19 = 18,675.84 : x
  2. Step 2: Convert to fraction form
    33,782.70/46,621.19 = 18,675.84/x
  3. Step 3: Cross multiply
    33,782.70x = 46,621.19 × 18,675.84
  4. Step 4: Simplify right side
    33,782.70x = 870,689,885.05
  5. Step 5: Solve for x
    x = 870,689,885.05/33,782.70
  6. Step 6: Final answer
    x = 25,773.25

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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.