Home / 33,416.76-46,115.12-19,988.58

Finding the Fourth Proportional to 33,416.76, 46,115.12 and 19,988.58

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Solution

The fourth proportional to 33,416.76, 46,115.12 and 19,988.58 is: 27,584.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,416.76 : 46,115.12 = 19,988.58 : x
  2. Step 2: Convert to fraction form
    33,416.76/46,115.12 = 19,988.58/x
  3. Step 3: Cross multiply
    33,416.76x = 46,115.12 × 19,988.58
  4. Step 4: Simplify right side
    33,416.76x = 921,775,765.33
  5. Step 5: Solve for x
    x = 921,775,765.33/33,416.76
  6. Step 6: Final answer
    x = 27,584.24

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Double scale
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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.