Home / 38,514.49-57,771.86-11,860.32

Finding the Fourth Proportional to 38,514.49, 57,771.86 and 11,860.32

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Solution

The fourth proportional to 38,514.49, 57,771.86 and 11,860.32 is: 17,790.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,514.49 : 57,771.86 = 11,860.32 : x
  2. Step 2: Convert to fraction form
    38,514.49/57,771.86 = 11,860.32/x
  3. Step 3: Cross multiply
    38,514.49x = 57,771.86 × 11,860.32
  4. Step 4: Simplify right side
    38,514.49x = 685,192,937.30
  5. Step 5: Solve for x
    x = 685,192,937.30/38,514.49
  6. Step 6: Final answer
    x = 17,790.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.