Home / 19,787.25-27,306.51-14,755.94

Finding the Fourth Proportional to 19,787.25, 27,306.51 and 14,755.94

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Solution

The fourth proportional to 19,787.25, 27,306.51 and 14,755.94 is: 20,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,787.25 : 27,306.51 = 14,755.94 : x
  2. Step 2: Convert to fraction form
    19,787.25/27,306.51 = 14,755.94/x
  3. Step 3: Cross multiply
    19,787.25x = 27,306.51 × 14,755.94
  4. Step 4: Simplify right side
    19,787.25x = 402,933,086.64
  5. Step 5: Solve for x
    x = 402,933,086.64/19,787.25
  6. Step 6: Final answer
    x = 20,363.27

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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.