Home / 33,826.82-46,680.05-18,720.11

Finding the Fourth Proportional to 33,826.82, 46,680.05 and 18,720.11

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Solution

The fourth proportional to 33,826.82, 46,680.05 and 18,720.11 is: 25,833.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,826.82 : 46,680.05 = 18,720.11 : x
  2. Step 2: Convert to fraction form
    33,826.82/46,680.05 = 18,720.11/x
  3. Step 3: Cross multiply
    33,826.82x = 46,680.05 × 18,720.11
  4. Step 4: Simplify right side
    33,826.82x = 873,855,484.21
  5. Step 5: Solve for x
    x = 873,855,484.21/33,826.82
  6. Step 6: Final answer
    x = 25,833.22

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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.