Home / 35,486.24-48,920.12-27,919.43

Finding the Fourth Proportional to 35,486.24, 48,920.12 and 27,919.43

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Solution

The fourth proportional to 35,486.24, 48,920.12 and 27,919.43 is: 38,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.24 : 48,920.12 = 27,919.43 : x
  2. Step 2: Convert to fraction form
    35,486.24/48,920.12 = 27,919.43/x
  3. Step 3: Cross multiply
    35,486.24x = 48,920.12 × 27,919.43
  4. Step 4: Simplify right side
    35,486.24x = 1,365,821,481.73
  5. Step 5: Solve for x
    x = 1,365,821,481.73/35,486.24
  6. Step 6: Final answer
    x = 38,488.77

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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.