Home / 14,662.22-20,230.36-8,288.93

Finding the Fourth Proportional to 14,662.22, 20,230.36 and 8,288.93

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Solution

The fourth proportional to 14,662.22, 20,230.36 and 8,288.93 is: 11,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,662.22 : 20,230.36 = 8,288.93 : x
  2. Step 2: Convert to fraction form
    14,662.22/20,230.36 = 8,288.93/x
  3. Step 3: Cross multiply
    14,662.22x = 20,230.36 × 8,288.93
  4. Step 4: Simplify right side
    14,662.22x = 167,688,067.77
  5. Step 5: Solve for x
    x = 167,688,067.77/14,662.22
  6. Step 6: Final answer
    x = 11,436.75

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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.