Home / 14,568.48-20,104.11-8,195.76

Finding the Fourth Proportional to 14,568.48, 20,104.11 and 8,195.76

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Solution

The fourth proportional to 14,568.48, 20,104.11 and 8,195.76 is: 11,309.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568.48 : 20,104.11 = 8,195.76 : x
  2. Step 2: Convert to fraction form
    14,568.48/20,104.11 = 8,195.76/x
  3. Step 3: Cross multiply
    14,568.48x = 20,104.11 × 8,195.76
  4. Step 4: Simplify right side
    14,568.48x = 164,768,460.57
  5. Step 5: Solve for x
    x = 164,768,460.57/14,568.48
  6. Step 6: Final answer
    x = 11,309.93

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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.