Home / 13,757.95-20,625.27-5,443.83

Finding the Fourth Proportional to 13,757.95, 20,625.27 and 5,443.83

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Solution

The fourth proportional to 13,757.95, 20,625.27 and 5,443.83 is: 8,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.95 : 20,625.27 = 5,443.83 : x
  2. Step 2: Convert to fraction form
    13,757.95/20,625.27 = 5,443.83/x
  3. Step 3: Cross multiply
    13,757.95x = 20,625.27 × 5,443.83
  4. Step 4: Simplify right side
    13,757.95x = 112,280,492.05
  5. Step 5: Solve for x
    x = 112,280,492.05/13,757.95
  6. Step 6: Final answer
    x = 8,161.13

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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.