Home / 12,042.70-18,051.90-5,473.60

Finding the Fourth Proportional to 12,042.70, 18,051.90 and 5,473.60

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Solution

The fourth proportional to 12,042.70, 18,051.90 and 5,473.60 is: 8,204.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.70 : 18,051.90 = 5,473.60 : x
  2. Step 2: Convert to fraction form
    12,042.70/18,051.90 = 5,473.60/x
  3. Step 3: Cross multiply
    12,042.70x = 18,051.90 × 5,473.60
  4. Step 4: Simplify right side
    12,042.70x = 98,808,879.84
  5. Step 5: Solve for x
    x = 98,808,879.84/12,042.70
  6. Step 6: Final answer
    x = 8,204.88

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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.