Home / 29,260.84-43,839.42-19,981.48

Finding the Fourth Proportional to 29,260.84, 43,839.42 and 19,981.48

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Solution

The fourth proportional to 29,260.84, 43,839.42 and 19,981.48 is: 29,936.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,260.84 : 43,839.42 = 19,981.48 : x
  2. Step 2: Convert to fraction form
    29,260.84/43,839.42 = 19,981.48/x
  3. Step 3: Cross multiply
    29,260.84x = 43,839.42 × 19,981.48
  4. Step 4: Simplify right side
    29,260.84x = 875,976,493.94
  5. Step 5: Solve for x
    x = 875,976,493.94/29,260.84
  6. Step 6: Final answer
    x = 29,936.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.