Home / 12,032.10-18,048.18-5,450.60

Finding the Fourth Proportional to 12,032.10, 18,048.18 and 5,450.60

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Solution

The fourth proportional to 12,032.10, 18,048.18 and 5,450.60 is: 8,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.10 : 18,048.18 = 5,450.60 : x
  2. Step 2: Convert to fraction form
    12,032.10/18,048.18 = 5,450.60/x
  3. Step 3: Cross multiply
    12,032.10x = 18,048.18 × 5,450.60
  4. Step 4: Simplify right side
    12,032.10x = 98,373,409.91
  5. Step 5: Solve for x
    x = 98,373,409.91/12,032.10
  6. Step 6: Final answer
    x = 8,175.91

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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.