Home / 33,421.09-46,119.75-19,984.42

Finding the Fourth Proportional to 33,421.09, 46,119.75 and 19,984.42

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Solution

The fourth proportional to 33,421.09, 46,119.75 and 19,984.42 is: 27,577.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.09 : 46,119.75 = 19,984.42 : x
  2. Step 2: Convert to fraction form
    33,421.09/46,119.75 = 19,984.42/x
  3. Step 3: Cross multiply
    33,421.09x = 46,119.75 × 19,984.42
  4. Step 4: Simplify right side
    33,421.09x = 921,676,454.30
  5. Step 5: Solve for x
    x = 921,676,454.30/33,421.09
  6. Step 6: Final answer
    x = 27,577.69

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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.