Home / 35,895.53-49,535.84-19,979.64

Finding the Fourth Proportional to 35,895.53, 49,535.84 and 19,979.64

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Solution

The fourth proportional to 35,895.53, 49,535.84 and 19,979.64 is: 27,571.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,895.53 : 49,535.84 = 19,979.64 : x
  2. Step 2: Convert to fraction form
    35,895.53/49,535.84 = 19,979.64/x
  3. Step 3: Cross multiply
    35,895.53x = 49,535.84 × 19,979.64
  4. Step 4: Simplify right side
    35,895.53x = 989,708,300.25
  5. Step 5: Solve for x
    x = 989,708,300.25/35,895.53
  6. Step 6: Final answer
    x = 27,571.91

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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.