Home / 35,611.38-49,147.29-19,697.04

Finding the Fourth Proportional to 35,611.38, 49,147.29 and 19,697.04

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Solution

The fourth proportional to 35,611.38, 49,147.29 and 19,697.04 is: 27,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,611.38 : 49,147.29 = 19,697.04 : x
  2. Step 2: Convert to fraction form
    35,611.38/49,147.29 = 19,697.04/x
  3. Step 3: Cross multiply
    35,611.38x = 49,147.29 × 19,697.04
  4. Step 4: Simplify right side
    35,611.38x = 968,056,137.02
  5. Step 5: Solve for x
    x = 968,056,137.02/35,611.38
  6. Step 6: Final answer
    x = 27,183.90

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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.