Home / 12,632.28-18,948.33-3,272.33

Finding the Fourth Proportional to 12,632.28, 18,948.33 and 3,272.33

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Solution

The fourth proportional to 12,632.28, 18,948.33 and 3,272.33 is: 4,908.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632.28 : 18,948.33 = 3,272.33 : x
  2. Step 2: Convert to fraction form
    12,632.28/18,948.33 = 3,272.33/x
  3. Step 3: Cross multiply
    12,632.28x = 18,948.33 × 3,272.33
  4. Step 4: Simplify right side
    12,632.28x = 62,005,093.97
  5. Step 5: Solve for x
    x = 62,005,093.97/12,632.28
  6. Step 6: Final answer
    x = 4,908.46

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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.