Home / 13,728.35-20,595.95-6,337.97

Finding the Fourth Proportional to 13,728.35, 20,595.95 and 6,337.97

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Solution

The fourth proportional to 13,728.35, 20,595.95 and 6,337.97 is: 9,508.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,728.35 : 20,595.95 = 6,337.97 : x
  2. Step 2: Convert to fraction form
    13,728.35/20,595.95 = 6,337.97/x
  3. Step 3: Cross multiply
    13,728.35x = 20,595.95 × 6,337.97
  4. Step 4: Simplify right side
    13,728.35x = 130,536,378.55
  5. Step 5: Solve for x
    x = 130,536,378.55/13,728.35
  6. Step 6: Final answer
    x = 9,508.53

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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.