Home / 26,669.53-36,805.50-15,911.56

Finding the Fourth Proportional to 26,669.53, 36,805.50 and 15,911.56

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Solution

The fourth proportional to 26,669.53, 36,805.50 and 15,911.56 is: 21,958.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.53 : 36,805.50 = 15,911.56 : x
  2. Step 2: Convert to fraction form
    26,669.53/36,805.50 = 15,911.56/x
  3. Step 3: Cross multiply
    26,669.53x = 36,805.50 × 15,911.56
  4. Step 4: Simplify right side
    26,669.53x = 585,632,921.58
  5. Step 5: Solve for x
    x = 585,632,921.58/26,669.53
  6. Step 6: Final answer
    x = 21,958.88

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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.