Home / 12,007.24-18,008.06-3,242.84

Finding the Fourth Proportional to 12,007.24, 18,008.06 and 3,242.84

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Solution

The fourth proportional to 12,007.24, 18,008.06 and 3,242.84 is: 4,863.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007.24 : 18,008.06 = 3,242.84 : x
  2. Step 2: Convert to fraction form
    12,007.24/18,008.06 = 3,242.84/x
  3. Step 3: Cross multiply
    12,007.24x = 18,008.06 × 3,242.84
  4. Step 4: Simplify right side
    12,007.24x = 58,397,257.29
  5. Step 5: Solve for x
    x = 58,397,257.29/12,007.24
  6. Step 6: Final answer
    x = 4,863.50

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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.