Home / 29,939.81-41,334.15-19,882.04

Finding the Fourth Proportional to 29,939.81, 41,334.15 and 19,882.04

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Solution

The fourth proportional to 29,939.81, 41,334.15 and 19,882.04 is: 27,448.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,939.81 : 41,334.15 = 19,882.04 : x
  2. Step 2: Convert to fraction form
    29,939.81/41,334.15 = 19,882.04/x
  3. Step 3: Cross multiply
    29,939.81x = 41,334.15 × 19,882.04
  4. Step 4: Simplify right side
    29,939.81x = 821,807,017.00
  5. Step 5: Solve for x
    x = 821,807,017.00/29,939.81
  6. Step 6: Final answer
    x = 27,448.64

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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.