Home / 35,521.21-49,015.78-19,604.63

Finding the Fourth Proportional to 35,521.21, 49,015.78 and 19,604.63

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Solution

The fourth proportional to 35,521.21, 49,015.78 and 19,604.63 is: 27,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,521.21 : 49,015.78 = 19,604.63 : x
  2. Step 2: Convert to fraction form
    35,521.21/49,015.78 = 19,604.63/x
  3. Step 3: Cross multiply
    35,521.21x = 49,015.78 × 19,604.63
  4. Step 4: Simplify right side
    35,521.21x = 960,936,304.59
  5. Step 5: Solve for x
    x = 960,936,304.59/35,521.21
  6. Step 6: Final answer
    x = 27,052.47

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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.