Home / 12,049.08-16,629.18-7,334.04

Finding the Fourth Proportional to 12,049.08, 16,629.18 and 7,334.04

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Solution

The fourth proportional to 12,049.08, 16,629.18 and 7,334.04 is: 10,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.08 : 16,629.18 = 7,334.04 : x
  2. Step 2: Convert to fraction form
    12,049.08/16,629.18 = 7,334.04/x
  3. Step 3: Cross multiply
    12,049.08x = 16,629.18 × 7,334.04
  4. Step 4: Simplify right side
    12,049.08x = 121,959,071.29
  5. Step 5: Solve for x
    x = 121,959,071.29/12,049.08
  6. Step 6: Final answer
    x = 10,121.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.