Home / 33,649.78-46,436.07-18,543.84

Finding the Fourth Proportional to 33,649.78, 46,436.07 and 18,543.84

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Solution

The fourth proportional to 33,649.78, 46,436.07 and 18,543.84 is: 25,590.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,649.78 : 46,436.07 = 18,543.84 : x
  2. Step 2: Convert to fraction form
    33,649.78/46,436.07 = 18,543.84/x
  3. Step 3: Cross multiply
    33,649.78x = 46,436.07 × 18,543.84
  4. Step 4: Simplify right side
    33,649.78x = 861,103,052.31
  5. Step 5: Solve for x
    x = 861,103,052.31/33,649.78
  6. Step 6: Final answer
    x = 25,590.15

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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.