Home / 33,648.78-46,434.70-18,542.84

Finding the Fourth Proportional to 33,648.78, 46,434.70 and 18,542.84

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Solution

The fourth proportional to 33,648.78, 46,434.70 and 18,542.84 is: 25,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,648.78 : 46,434.70 = 18,542.84 : x
  2. Step 2: Convert to fraction form
    33,648.78/46,434.70 = 18,542.84/x
  3. Step 3: Cross multiply
    33,648.78x = 46,434.70 × 18,542.84
  4. Step 4: Simplify right side
    33,648.78x = 861,031,212.55
  5. Step 5: Solve for x
    x = 861,031,212.55/33,648.78
  6. Step 6: Final answer
    x = 25,588.78

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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.