Home / 26,849.78-37,052.74-14,912.80

Finding the Fourth Proportional to 26,849.78, 37,052.74 and 14,912.80

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Solution

The fourth proportional to 26,849.78, 37,052.74 and 14,912.80 is: 20,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849.78 : 37,052.74 = 14,912.80 : x
  2. Step 2: Convert to fraction form
    26,849.78/37,052.74 = 14,912.80/x
  3. Step 3: Cross multiply
    26,849.78x = 37,052.74 × 14,912.80
  4. Step 4: Simplify right side
    26,849.78x = 552,560,101.07
  5. Step 5: Solve for x
    x = 552,560,101.07/26,849.78
  6. Step 6: Final answer
    x = 20,579.69

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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.