Home / 35,609.44-49,147.19-21,462.30

Finding the Fourth Proportional to 35,609.44, 49,147.19 and 21,462.30

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Solution

The fourth proportional to 35,609.44, 49,147.19 and 21,462.30 is: 29,621.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.44 : 49,147.19 = 21,462.30 : x
  2. Step 2: Convert to fraction form
    35,609.44/49,147.19 = 21,462.30/x
  3. Step 3: Cross multiply
    35,609.44x = 49,147.19 × 21,462.30
  4. Step 4: Simplify right side
    35,609.44x = 1,054,811,735.94
  5. Step 5: Solve for x
    x = 1,054,811,735.94/35,609.44
  6. Step 6: Final answer
    x = 29,621.69

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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.