Home / 18,136.03-27,182.98-10,350.31

Finding the Fourth Proportional to 18,136.03, 27,182.98 and 10,350.31

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Solution

The fourth proportional to 18,136.03, 27,182.98 and 10,350.31 is: 15,513.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,136.03 : 27,182.98 = 10,350.31 : x
  2. Step 2: Convert to fraction form
    18,136.03/27,182.98 = 10,350.31/x
  3. Step 3: Cross multiply
    18,136.03x = 27,182.98 × 10,350.31
  4. Step 4: Simplify right side
    18,136.03x = 281,352,269.72
  5. Step 5: Solve for x
    x = 281,352,269.72/18,136.03
  6. Step 6: Final answer
    x = 15,513.44

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1.5x scale

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.