Home / 19,755.33-27,262.29-11,802.21

Finding the Fourth Proportional to 19,755.33, 27,262.29 and 11,802.21

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Solution

The fourth proportional to 19,755.33, 27,262.29 and 11,802.21 is: 16,287.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,755.33 : 27,262.29 = 11,802.21 : x
  2. Step 2: Convert to fraction form
    19,755.33/27,262.29 = 11,802.21/x
  3. Step 3: Cross multiply
    19,755.33x = 27,262.29 × 11,802.21
  4. Step 4: Simplify right side
    19,755.33x = 321,755,271.66
  5. Step 5: Solve for x
    x = 321,755,271.66/19,755.33
  6. Step 6: Final answer
    x = 16,287.01

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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.