Home / 35,633.12-49,172.97-19,717.56

Finding the Fourth Proportional to 35,633.12, 49,172.97 and 19,717.56

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Solution

The fourth proportional to 35,633.12, 49,172.97 and 19,717.56 is: 27,209.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,633.12 : 49,172.97 = 19,717.56 : x
  2. Step 2: Convert to fraction form
    35,633.12/49,172.97 = 19,717.56/x
  3. Step 3: Cross multiply
    35,633.12x = 49,172.97 × 19,717.56
  4. Step 4: Simplify right side
    35,633.12x = 969,571,060.29
  5. Step 5: Solve for x
    x = 969,571,060.29/35,633.12
  6. Step 6: Final answer
    x = 27,209.83

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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.