Home / 25,962.45-38,915.87-18,544.41

Finding the Fourth Proportional to 25,962.45, 38,915.87 and 18,544.41

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Solution

The fourth proportional to 25,962.45, 38,915.87 and 18,544.41 is: 27,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,962.45 : 38,915.87 = 18,544.41 : x
  2. Step 2: Convert to fraction form
    25,962.45/38,915.87 = 18,544.41/x
  3. Step 3: Cross multiply
    25,962.45x = 38,915.87 × 18,544.41
  4. Step 4: Simplify right side
    25,962.45x = 721,671,756.06
  5. Step 5: Solve for x
    x = 721,671,756.06/25,962.45
  6. Step 6: Final answer
    x = 27,796.75

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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.