Home / 14,171.22-21,256.83-4,811.27

Finding the Fourth Proportional to 14,171.22, 21,256.83 and 4,811.27

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Solution

The fourth proportional to 14,171.22, 21,256.83 and 4,811.27 is: 7,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171.22 : 21,256.83 = 4,811.27 : x
  2. Step 2: Convert to fraction form
    14,171.22/21,256.83 = 4,811.27/x
  3. Step 3: Cross multiply
    14,171.22x = 21,256.83 × 4,811.27
  4. Step 4: Simplify right side
    14,171.22x = 102,272,242.19
  5. Step 5: Solve for x
    x = 102,272,242.19/14,171.22
  6. Step 6: Final answer
    x = 7,216.90

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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.