Home / 17,961.36-24,787.20-10,408.92

Finding the Fourth Proportional to 17,961.36, 24,787.20 and 10,408.92

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Solution

The fourth proportional to 17,961.36, 24,787.20 and 10,408.92 is: 14,364.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.36 : 24,787.20 = 10,408.92 : x
  2. Step 2: Convert to fraction form
    17,961.36/24,787.20 = 10,408.92/x
  3. Step 3: Cross multiply
    17,961.36x = 24,787.20 × 10,408.92
  4. Step 4: Simplify right side
    17,961.36x = 258,007,981.82
  5. Step 5: Solve for x
    x = 258,007,981.82/17,961.36
  6. Step 6: Final answer
    x = 14,364.61

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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.