Home / 35,404.99-48,859.21-19,489.75

Finding the Fourth Proportional to 35,404.99, 48,859.21 and 19,489.75

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Solution

The fourth proportional to 35,404.99, 48,859.21 and 19,489.75 is: 26,896.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,404.99 : 48,859.21 = 19,489.75 : x
  2. Step 2: Convert to fraction form
    35,404.99/48,859.21 = 19,489.75/x
  3. Step 3: Cross multiply
    35,404.99x = 48,859.21 × 19,489.75
  4. Step 4: Simplify right side
    35,404.99x = 952,253,788.10
  5. Step 5: Solve for x
    x = 952,253,788.10/35,404.99
  6. Step 6: Final answer
    x = 26,896.03

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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.