Home / 16,121.92-24,185.28-7,359.36

Finding the Fourth Proportional to 16,121.92, 24,185.28 and 7,359.36

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Solution

The fourth proportional to 16,121.92, 24,185.28 and 7,359.36 is: 11,040.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.92 : 24,185.28 = 7,359.36 : x
  2. Step 2: Convert to fraction form
    16,121.92/24,185.28 = 7,359.36/x
  3. Step 3: Cross multiply
    16,121.92x = 24,185.28 × 7,359.36
  4. Step 4: Simplify right side
    16,121.92x = 177,988,182.22
  5. Step 5: Solve for x
    x = 177,988,182.22/16,121.92
  6. Step 6: Final answer
    x = 11,040.14

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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.