Home / 25,848.06-38,771.28-7,380.06

Finding the Fourth Proportional to 25,848.06, 38,771.28 and 7,380.06

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Solution

The fourth proportional to 25,848.06, 38,771.28 and 7,380.06 is: 11,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,848.06 : 38,771.28 = 7,380.06 : x
  2. Step 2: Convert to fraction form
    25,848.06/38,771.28 = 7,380.06/x
  3. Step 3: Cross multiply
    25,848.06x = 38,771.28 × 7,380.06
  4. Step 4: Simplify right side
    25,848.06x = 286,134,372.68
  5. Step 5: Solve for x
    x = 286,134,372.68/25,848.06
  6. Step 6: Final answer
    x = 11,069.86

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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.