Home / 35,750.97-49,339.33-19,836.90

Finding the Fourth Proportional to 35,750.97, 49,339.33 and 19,836.90

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Solution

The fourth proportional to 35,750.97, 49,339.33 and 19,836.90 is: 27,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,750.97 : 49,339.33 = 19,836.90 : x
  2. Step 2: Convert to fraction form
    35,750.97/49,339.33 = 19,836.90/x
  3. Step 3: Cross multiply
    35,750.97x = 49,339.33 × 19,836.90
  4. Step 4: Simplify right side
    35,750.97x = 978,739,305.68
  5. Step 5: Solve for x
    x = 978,739,305.68/35,750.97
  6. Step 6: Final answer
    x = 27,376.58

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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.