Home / 35,797.68-49,401.42-19,665.66

Finding the Fourth Proportional to 35,797.68, 49,401.42 and 19,665.66

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Solution

The fourth proportional to 35,797.68, 49,401.42 and 19,665.66 is: 27,138.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,797.68 : 49,401.42 = 19,665.66 : x
  2. Step 2: Convert to fraction form
    35,797.68/49,401.42 = 19,665.66/x
  3. Step 3: Cross multiply
    35,797.68x = 49,401.42 × 19,665.66
  4. Step 4: Simplify right side
    35,797.68x = 971,511,529.24
  5. Step 5: Solve for x
    x = 971,511,529.24/35,797.68
  6. Step 6: Final answer
    x = 27,138.95

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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.