Home / 12,424.24-18,630.60-4,630.96

Finding the Fourth Proportional to 12,424.24, 18,630.60 and 4,630.96

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Solution

The fourth proportional to 12,424.24, 18,630.60 and 4,630.96 is: 6,944.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,424.24 : 18,630.60 = 4,630.96 : x
  2. Step 2: Convert to fraction form
    12,424.24/18,630.60 = 4,630.96/x
  3. Step 3: Cross multiply
    12,424.24x = 18,630.60 × 4,630.96
  4. Step 4: Simplify right side
    12,424.24x = 86,277,563.38
  5. Step 5: Solve for x
    x = 86,277,563.38/12,424.24
  6. Step 6: Final answer
    x = 6,944.29

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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.