Home / 12,599.90-18,901.88-3,832.75

Finding the Fourth Proportional to 12,599.90, 18,901.88 and 3,832.75

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Solution

The fourth proportional to 12,599.90, 18,901.88 and 3,832.75 is: 5,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599.90 : 18,901.88 = 3,832.75 : x
  2. Step 2: Convert to fraction form
    12,599.90/18,901.88 = 3,832.75/x
  3. Step 3: Cross multiply
    12,599.90x = 18,901.88 × 3,832.75
  4. Step 4: Simplify right side
    12,599.90x = 72,446,180.57
  5. Step 5: Solve for x
    x = 72,446,180.57/12,599.90
  6. Step 6: Final answer
    x = 5,749.74

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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.