Home / 17,111.20-23,618.64-10,825.60

Finding the Fourth Proportional to 17,111.20, 23,618.64 and 10,825.60

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Solution

The fourth proportional to 17,111.20, 23,618.64 and 10,825.60 is: 14,942.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,111.20 : 23,618.64 = 10,825.60 : x
  2. Step 2: Convert to fraction form
    17,111.20/23,618.64 = 10,825.60/x
  3. Step 3: Cross multiply
    17,111.20x = 23,618.64 × 10,825.60
  4. Step 4: Simplify right side
    17,111.20x = 255,685,949.18
  5. Step 5: Solve for x
    x = 255,685,949.18/17,111.20
  6. Step 6: Final answer
    x = 14,942.61

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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.