Home / 26,771.28-36,943.36-15,441.24

Finding the Fourth Proportional to 26,771.28, 36,943.36 and 15,441.24

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Solution

The fourth proportional to 26,771.28, 36,943.36 and 15,441.24 is: 21,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,771.28 : 36,943.36 = 15,441.24 : x
  2. Step 2: Convert to fraction form
    26,771.28/36,943.36 = 15,441.24/x
  3. Step 3: Cross multiply
    26,771.28x = 36,943.36 × 15,441.24
  4. Step 4: Simplify right side
    26,771.28x = 570,451,288.17
  5. Step 5: Solve for x
    x = 570,451,288.17/26,771.28
  6. Step 6: Final answer
    x = 21,308.33

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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.