Home / 26,829.64-40,221.58-11,825.48

Finding the Fourth Proportional to 26,829.64, 40,221.58 and 11,825.48

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Solution

The fourth proportional to 26,829.64, 40,221.58 and 11,825.48 is: 17,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,829.64 : 40,221.58 = 11,825.48 : x
  2. Step 2: Convert to fraction form
    26,829.64/40,221.58 = 11,825.48/x
  3. Step 3: Cross multiply
    26,829.64x = 40,221.58 × 11,825.48
  4. Step 4: Simplify right side
    26,829.64x = 475,639,489.86
  5. Step 5: Solve for x
    x = 475,639,489.86/26,829.64
  6. Step 6: Final answer
    x = 17,728.14

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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.