Home / 12,637.54-18,959.10-4,846.36

Finding the Fourth Proportional to 12,637.54, 18,959.10 and 4,846.36

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Solution

The fourth proportional to 12,637.54, 18,959.10 and 4,846.36 is: 7,270.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,637.54 : 18,959.10 = 4,846.36 : x
  2. Step 2: Convert to fraction form
    12,637.54/18,959.10 = 4,846.36/x
  3. Step 3: Cross multiply
    12,637.54x = 18,959.10 × 4,846.36
  4. Step 4: Simplify right side
    12,637.54x = 91,882,623.88
  5. Step 5: Solve for x
    x = 91,882,623.88/12,637.54
  6. Step 6: Final answer
    x = 7,270.61

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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.