Home / 38,711.78-58,093.56-14,087.78

Finding the Fourth Proportional to 38,711.78, 58,093.56 and 14,087.78

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Solution

The fourth proportional to 38,711.78, 58,093.56 and 14,087.78 is: 21,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,711.78 : 58,093.56 = 14,087.78 : x
  2. Step 2: Convert to fraction form
    38,711.78/58,093.56 = 14,087.78/x
  3. Step 3: Cross multiply
    38,711.78x = 58,093.56 × 14,087.78
  4. Step 4: Simplify right side
    38,711.78x = 818,409,292.70
  5. Step 5: Solve for x
    x = 818,409,292.70/38,711.78
  6. Step 6: Final answer
    x = 21,141.09

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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.