Home / 33,409.50-46,105.11-18,508.38

Finding the Fourth Proportional to 33,409.50, 46,105.11 and 18,508.38

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Solution

The fourth proportional to 33,409.50, 46,105.11 and 18,508.38 is: 25,541.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,409.50 : 46,105.11 = 18,508.38 : x
  2. Step 2: Convert to fraction form
    33,409.50/46,105.11 = 18,508.38/x
  3. Step 3: Cross multiply
    33,409.50x = 46,105.11 × 18,508.38
  4. Step 4: Simplify right side
    33,409.50x = 853,330,895.82
  5. Step 5: Solve for x
    x = 853,330,895.82/33,409.50
  6. Step 6: Final answer
    x = 25,541.56

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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.