Home / 33,649.53-46,435.73-18,543.59

Finding the Fourth Proportional to 33,649.53, 46,435.73 and 18,543.59

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Solution

The fourth proportional to 33,649.53, 46,435.73 and 18,543.59 is: 25,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,649.53 : 46,435.73 = 18,543.59 : x
  2. Step 2: Convert to fraction form
    33,649.53/46,435.73 = 18,543.59/x
  3. Step 3: Cross multiply
    33,649.53x = 46,435.73 × 18,543.59
  4. Step 4: Simplify right side
    33,649.53x = 861,085,138.47
  5. Step 5: Solve for x
    x = 861,085,138.47/33,649.53
  6. Step 6: Final answer
    x = 25,589.81

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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.