Home / 25,806.06-38,709.06-7,086.30

Finding the Fourth Proportional to 25,806.06, 38,709.06 and 7,086.30

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Solution

The fourth proportional to 25,806.06, 38,709.06 and 7,086.30 is: 10,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.06 : 38,709.06 = 7,086.30 : x
  2. Step 2: Convert to fraction form
    25,806.06/38,709.06 = 7,086.30/x
  3. Step 3: Cross multiply
    25,806.06x = 38,709.06 × 7,086.30
  4. Step 4: Simplify right side
    25,806.06x = 274,304,011.88
  5. Step 5: Solve for x
    x = 274,304,011.88/25,806.06
  6. Step 6: Final answer
    x = 10,629.44

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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.