Home / 19,851.36-29,781.36-6,000

Finding the Fourth Proportional to 19,851.36, 29,781.36 and 6,000

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Solution

The fourth proportional to 19,851.36, 29,781.36 and 6,000 is: 9,001.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.36 : 29,781.36 = 6,000 : x
  2. Step 2: Convert to fraction form
    19,851.36/29,781.36 = 6,000/x
  3. Step 3: Cross multiply
    19,851.36x = 29,781.36 × 6,000
  4. Step 4: Simplify right side
    19,851.36x = 178,688,160
  5. Step 5: Solve for x
    x = 178,688,160/19,851.36
  6. Step 6: Final answer
    x = 9,001.31

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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.