Home / 33,514.16-46,241.25-18,978.57

Finding the Fourth Proportional to 33,514.16, 46,241.25 and 18,978.57

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Solution

The fourth proportional to 33,514.16, 46,241.25 and 18,978.57 is: 26,185.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,514.16 : 46,241.25 = 18,978.57 : x
  2. Step 2: Convert to fraction form
    33,514.16/46,241.25 = 18,978.57/x
  3. Step 3: Cross multiply
    33,514.16x = 46,241.25 × 18,978.57
  4. Step 4: Simplify right side
    33,514.16x = 877,592,728.84
  5. Step 5: Solve for x
    x = 877,592,728.84/33,514.16
  6. Step 6: Final answer
    x = 26,185.73

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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.