Home / 18,029.52-27,058.23-11,787.84

Finding the Fourth Proportional to 18,029.52, 27,058.23 and 11,787.84

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Solution

The fourth proportional to 18,029.52, 27,058.23 and 11,787.84 is: 17,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,029.52 : 27,058.23 = 11,787.84 : x
  2. Step 2: Convert to fraction form
    18,029.52/27,058.23 = 11,787.84/x
  3. Step 3: Cross multiply
    18,029.52x = 27,058.23 × 11,787.84
  4. Step 4: Simplify right side
    18,029.52x = 318,958,085.92
  5. Step 5: Solve for x
    x = 318,958,085.92/18,029.52
  6. Step 6: Final answer
    x = 17,690.88

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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.