Home / 13,734.25-20,600.34-4,373.89

Finding the Fourth Proportional to 13,734.25, 20,600.34 and 4,373.89

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Solution

The fourth proportional to 13,734.25, 20,600.34 and 4,373.89 is: 6,560.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734.25 : 20,600.34 = 4,373.89 : x
  2. Step 2: Convert to fraction form
    13,734.25/20,600.34 = 4,373.89/x
  3. Step 3: Cross multiply
    13,734.25x = 20,600.34 × 4,373.89
  4. Step 4: Simplify right side
    13,734.25x = 90,103,621.12
  5. Step 5: Solve for x
    x = 90,103,621.12/13,734.25
  6. Step 6: Final answer
    x = 6,560.51

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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.