Home / 26,771.20-36,943.27-15,441.17

Finding the Fourth Proportional to 26,771.20, 36,943.27 and 15,441.17

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Solution

The fourth proportional to 26,771.20, 36,943.27 and 15,441.17 is: 21,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,771.20 : 36,943.27 = 15,441.17 : x
  2. Step 2: Convert to fraction form
    26,771.20/36,943.27 = 15,441.17/x
  3. Step 3: Cross multiply
    26,771.20x = 36,943.27 × 15,441.17
  4. Step 4: Simplify right side
    26,771.20x = 570,447,299.25
  5. Step 5: Solve for x
    x = 570,447,299.25/26,771.20
  6. Step 6: Final answer
    x = 21,308.25

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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.