Home / 25,915.23-38,873.07-17,087.09

Finding the Fourth Proportional to 25,915.23, 38,873.07 and 17,087.09

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Solution

The fourth proportional to 25,915.23, 38,873.07 and 17,087.09 is: 25,630.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,915.23 : 38,873.07 = 17,087.09 : x
  2. Step 2: Convert to fraction form
    25,915.23/38,873.07 = 17,087.09/x
  3. Step 3: Cross multiply
    25,915.23x = 38,873.07 × 17,087.09
  4. Step 4: Simplify right side
    25,915.23x = 664,227,451.30
  5. Step 5: Solve for x
    x = 664,227,451.30/25,915.23
  6. Step 6: Final answer
    x = 25,630.78

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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.