Home / 12,424.23-18,637.47-4,104.27

Finding the Fourth Proportional to 12,424.23, 18,637.47 and 4,104.27

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Solution

The fourth proportional to 12,424.23, 18,637.47 and 4,104.27 is: 6,156.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,424.23 : 18,637.47 = 4,104.27 : x
  2. Step 2: Convert to fraction form
    12,424.23/18,637.47 = 4,104.27/x
  3. Step 3: Cross multiply
    12,424.23x = 18,637.47 × 4,104.27
  4. Step 4: Simplify right side
    12,424.23x = 76,493,209.00
  5. Step 5: Solve for x
    x = 76,493,209.00/12,424.23
  6. Step 6: Final answer
    x = 6,156.78

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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.