Home / 17,961.75-24,787.92-10,407.96

Finding the Fourth Proportional to 17,961.75, 24,787.92 and 10,407.96

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Solution

The fourth proportional to 17,961.75, 24,787.92 and 10,407.96 is: 14,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.75 : 24,787.92 = 10,407.96 : x
  2. Step 2: Convert to fraction form
    17,961.75/24,787.92 = 10,407.96/x
  3. Step 3: Cross multiply
    17,961.75x = 24,787.92 × 10,407.96
  4. Step 4: Simplify right side
    17,961.75x = 257,991,679.84
  5. Step 5: Solve for x
    x = 257,991,679.84/17,961.75
  6. Step 6: Final answer
    x = 14,363.39

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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.