Home / 38,787.54-58,181.34-12,492.24

Finding the Fourth Proportional to 38,787.54, 58,181.34 and 12,492.24

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Solution

The fourth proportional to 38,787.54, 58,181.34 and 12,492.24 is: 18,738.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787.54 : 58,181.34 = 12,492.24 : x
  2. Step 2: Convert to fraction form
    38,787.54/58,181.34 = 12,492.24/x
  3. Step 3: Cross multiply
    38,787.54x = 58,181.34 × 12,492.24
  4. Step 4: Simplify right side
    38,787.54x = 726,815,262.80
  5. Step 5: Solve for x
    x = 726,815,262.80/38,787.54
  6. Step 6: Final answer
    x = 18,738.37

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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.