Home / 25,343.73-38,015.69-8,708.56

Finding the Fourth Proportional to 25,343.73, 38,015.69 and 8,708.56

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Solution

The fourth proportional to 25,343.73, 38,015.69 and 8,708.56 is: 13,062.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.73 : 38,015.69 = 8,708.56 : x
  2. Step 2: Convert to fraction form
    25,343.73/38,015.69 = 8,708.56/x
  3. Step 3: Cross multiply
    25,343.73x = 38,015.69 × 8,708.56
  4. Step 4: Simplify right side
    25,343.73x = 331,061,917.31
  5. Step 5: Solve for x
    x = 331,061,917.31/25,343.73
  6. Step 6: Final answer
    x = 13,062.87

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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.