Home / 35,324.97-48,748.32-20,217.57

Finding the Fourth Proportional to 35,324.97, 48,748.32 and 20,217.57

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Solution

The fourth proportional to 35,324.97, 48,748.32 and 20,217.57 is: 27,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,324.97 : 48,748.32 = 20,217.57 : x
  2. Step 2: Convert to fraction form
    35,324.97/48,748.32 = 20,217.57/x
  3. Step 3: Cross multiply
    35,324.97x = 48,748.32 × 20,217.57
  4. Step 4: Simplify right side
    35,324.97x = 985,572,571.98
  5. Step 5: Solve for x
    x = 985,572,571.98/35,324.97
  6. Step 6: Final answer
    x = 27,900.17

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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.