Home / 26,805.28-40,221.64-11,822.84

Finding the Fourth Proportional to 26,805.28, 40,221.64 and 11,822.84

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Solution

The fourth proportional to 26,805.28, 40,221.64 and 11,822.84 is: 17,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.28 : 40,221.64 = 11,822.84 : x
  2. Step 2: Convert to fraction form
    26,805.28/40,221.64 = 11,822.84/x
  3. Step 3: Cross multiply
    26,805.28x = 40,221.64 × 11,822.84
  4. Step 4: Simplify right side
    26,805.28x = 475,534,205.01
  5. Step 5: Solve for x
    x = 475,534,205.01/26,805.28
  6. Step 6: Final answer
    x = 17,740.32

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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.