Home / 33,646.37-46,429.76-20,209.64

Finding the Fourth Proportional to 33,646.37, 46,429.76 and 20,209.64

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Solution

The fourth proportional to 33,646.37, 46,429.76 and 20,209.64 is: 27,887.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,646.37 : 46,429.76 = 20,209.64 : x
  2. Step 2: Convert to fraction form
    33,646.37/46,429.76 = 20,209.64/x
  3. Step 3: Cross multiply
    33,646.37x = 46,429.76 × 20,209.64
  4. Step 4: Simplify right side
    33,646.37x = 938,328,553.26
  5. Step 5: Solve for x
    x = 938,328,553.26/33,646.37
  6. Step 6: Final answer
    x = 27,887.96

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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.