Home / 33,530.76-46,278.09-19,391.76

Finding the Fourth Proportional to 33,530.76, 46,278.09 and 19,391.76

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Solution

The fourth proportional to 33,530.76, 46,278.09 and 19,391.76 is: 26,763.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,530.76 : 46,278.09 = 19,391.76 : x
  2. Step 2: Convert to fraction form
    33,530.76/46,278.09 = 19,391.76/x
  3. Step 3: Cross multiply
    33,530.76x = 46,278.09 × 19,391.76
  4. Step 4: Simplify right side
    33,530.76x = 897,413,614.54
  5. Step 5: Solve for x
    x = 897,413,614.54/33,530.76
  6. Step 6: Final answer
    x = 26,763.89

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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.