Home / 33,982.40-46,899.88-19,839.80

Finding the Fourth Proportional to 33,982.40, 46,899.88 and 19,839.80

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Solution

The fourth proportional to 33,982.40, 46,899.88 and 19,839.80 is: 27,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,982.40 : 46,899.88 = 19,839.80 : x
  2. Step 2: Convert to fraction form
    33,982.40/46,899.88 = 19,839.80/x
  3. Step 3: Cross multiply
    33,982.40x = 46,899.88 × 19,839.80
  4. Step 4: Simplify right side
    33,982.40x = 930,484,239.22
  5. Step 5: Solve for x
    x = 930,484,239.22/33,982.40
  6. Step 6: Final answer
    x = 27,381.36

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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.