Home / 18,136.20-25,035.68-17,001.29

Finding the Fourth Proportional to 18,136.20, 25,035.68 and 17,001.29

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Solution

The fourth proportional to 18,136.20, 25,035.68 and 17,001.29 is: 23,469.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,136.20 : 25,035.68 = 17,001.29 : x
  2. Step 2: Convert to fraction form
    18,136.20/25,035.68 = 17,001.29/x
  3. Step 3: Cross multiply
    18,136.20x = 25,035.68 × 17,001.29
  4. Step 4: Simplify right side
    18,136.20x = 425,638,961.12
  5. Step 5: Solve for x
    x = 425,638,961.12/18,136.20
  6. Step 6: Final answer
    x = 23,469.02

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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.