Home / 35,839.88-49,454.57-19,922.30

Finding the Fourth Proportional to 35,839.88, 49,454.57 and 19,922.30

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Solution

The fourth proportional to 35,839.88, 49,454.57 and 19,922.30 is: 27,490.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,839.88 : 49,454.57 = 19,922.30 : x
  2. Step 2: Convert to fraction form
    35,839.88/49,454.57 = 19,922.30/x
  3. Step 3: Cross multiply
    35,839.88x = 49,454.57 × 19,922.30
  4. Step 4: Simplify right side
    35,839.88x = 985,248,433.03
  5. Step 5: Solve for x
    x = 985,248,433.03/35,839.88
  6. Step 6: Final answer
    x = 27,490.29

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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.