Home / 35,861.51-49,489.83-19,729.24

Finding the Fourth Proportional to 35,861.51, 49,489.83 and 19,729.24

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Solution

The fourth proportional to 35,861.51, 49,489.83 and 19,729.24 is: 27,226.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.51 : 49,489.83 = 19,729.24 : x
  2. Step 2: Convert to fraction form
    35,861.51/49,489.83 = 19,729.24/x
  3. Step 3: Cross multiply
    35,861.51x = 49,489.83 × 19,729.24
  4. Step 4: Simplify right side
    35,861.51x = 976,396,609.90
  5. Step 5: Solve for x
    x = 976,396,609.90/35,861.51
  6. Step 6: Final answer
    x = 27,226.87

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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.