Home / 25,377.31-38,069.61-7,848.50

Finding the Fourth Proportional to 25,377.31, 38,069.61 and 7,848.50

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Solution

The fourth proportional to 25,377.31, 38,069.61 and 7,848.50 is: 11,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,377.31 : 38,069.61 = 7,848.50 : x
  2. Step 2: Convert to fraction form
    25,377.31/38,069.61 = 7,848.50/x
  3. Step 3: Cross multiply
    25,377.31x = 38,069.61 × 7,848.50
  4. Step 4: Simplify right side
    25,377.31x = 298,789,294.84
  5. Step 5: Solve for x
    x = 298,789,294.84/25,377.31
  6. Step 6: Final answer
    x = 11,773.88

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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.