Home / 35,763.12-49,356.21-19,850.64

Finding the Fourth Proportional to 35,763.12, 49,356.21 and 19,850.64

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Solution

The fourth proportional to 35,763.12, 49,356.21 and 19,850.64 is: 27,395.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,763.12 : 49,356.21 = 19,850.64 : x
  2. Step 2: Convert to fraction form
    35,763.12/49,356.21 = 19,850.64/x
  3. Step 3: Cross multiply
    35,763.12x = 49,356.21 × 19,850.64
  4. Step 4: Simplify right side
    35,763.12x = 979,752,356.47
  5. Step 5: Solve for x
    x = 979,752,356.47/35,763.12
  6. Step 6: Final answer
    x = 27,395.61

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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.