Home / 11,270.92-16,942.78-10,459.24

Finding the Fourth Proportional to 11,270.92, 16,942.78 and 10,459.24

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Solution

The fourth proportional to 11,270.92, 16,942.78 and 10,459.24 is: 15,722.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.92 : 16,942.78 = 10,459.24 : x
  2. Step 2: Convert to fraction form
    11,270.92/16,942.78 = 10,459.24/x
  3. Step 3: Cross multiply
    11,270.92x = 16,942.78 × 10,459.24
  4. Step 4: Simplify right side
    11,270.92x = 177,208,602.29
  5. Step 5: Solve for x
    x = 177,208,602.29/11,270.92
  6. Step 6: Final answer
    x = 15,722.64

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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.