Home / 14,598.24-20,146.78-8,311.02

Finding the Fourth Proportional to 14,598.24, 20,146.78 and 8,311.02

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Solution

The fourth proportional to 14,598.24, 20,146.78 and 8,311.02 is: 11,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.24 : 20,146.78 = 8,311.02 : x
  2. Step 2: Convert to fraction form
    14,598.24/20,146.78 = 8,311.02/x
  3. Step 3: Cross multiply
    14,598.24x = 20,146.78 × 8,311.02
  4. Step 4: Simplify right side
    14,598.24x = 167,440,291.52
  5. Step 5: Solve for x
    x = 167,440,291.52/14,598.24
  6. Step 6: Final answer
    x = 11,469.90

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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.