Home / 14,440.10-21,662.32-6,120.16

Finding the Fourth Proportional to 14,440.10, 21,662.32 and 6,120.16

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Solution

The fourth proportional to 14,440.10, 21,662.32 and 6,120.16 is: 9,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.10 : 21,662.32 = 6,120.16 : x
  2. Step 2: Convert to fraction form
    14,440.10/21,662.32 = 6,120.16/x
  3. Step 3: Cross multiply
    14,440.10x = 21,662.32 × 6,120.16
  4. Step 4: Simplify right side
    14,440.10x = 132,576,864.37
  5. Step 5: Solve for x
    x = 132,576,864.37/14,440.10
  6. Step 6: Final answer
    x = 9,181.16

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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.