Home / 12,832.28-19,246.54-3,472.84

Finding the Fourth Proportional to 12,832.28, 19,246.54 and 3,472.84

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Solution

The fourth proportional to 12,832.28, 19,246.54 and 3,472.84 is: 5,208.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832.28 : 19,246.54 = 3,472.84 : x
  2. Step 2: Convert to fraction form
    12,832.28/19,246.54 = 3,472.84/x
  3. Step 3: Cross multiply
    12,832.28x = 19,246.54 × 3,472.84
  4. Step 4: Simplify right side
    12,832.28x = 66,840,153.97
  5. Step 5: Solve for x
    x = 66,840,153.97/12,832.28
  6. Step 6: Final answer
    x = 5,208.75

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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.