Home / 29,918.43-44,781.75-19,900.08

Finding the Fourth Proportional to 29,918.43, 44,781.75 and 19,900.08

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Solution

The fourth proportional to 29,918.43, 44,781.75 and 19,900.08 is: 29,786.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,918.43 : 44,781.75 = 19,900.08 : x
  2. Step 2: Convert to fraction form
    29,918.43/44,781.75 = 19,900.08/x
  3. Step 3: Cross multiply
    29,918.43x = 44,781.75 × 19,900.08
  4. Step 4: Simplify right side
    29,918.43x = 891,160,407.54
  5. Step 5: Solve for x
    x = 891,160,407.54/29,918.43
  6. Step 6: Final answer
    x = 29,786.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.