Home / 39,496.34-54,504.94-21,591.42

Finding the Fourth Proportional to 39,496.34, 54,504.94 and 21,591.42

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Solution

The fourth proportional to 39,496.34, 54,504.94 and 21,591.42 is: 29,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,496.34 : 54,504.94 = 21,591.42 : x
  2. Step 2: Convert to fraction form
    39,496.34/54,504.94 = 21,591.42/x
  3. Step 3: Cross multiply
    39,496.34x = 54,504.94 × 21,591.42
  4. Step 4: Simplify right side
    39,496.34x = 1,176,839,051.61
  5. Step 5: Solve for x
    x = 1,176,839,051.61/39,496.34
  6. Step 6: Final answer
    x = 29,796.15

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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.