Home / 25,757.00-35,540.58-15,003.65

Finding the Fourth Proportional to 25,757.00, 35,540.58 and 15,003.65

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Solution

The fourth proportional to 25,757.00, 35,540.58 and 15,003.65 is: 20,702.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,757.00 : 35,540.58 = 15,003.65 : x
  2. Step 2: Convert to fraction form
    25,757.00/35,540.58 = 15,003.65/x
  3. Step 3: Cross multiply
    25,757.00x = 35,540.58 × 15,003.65
  4. Step 4: Simplify right side
    25,757.00x = 533,238,245.41
  5. Step 5: Solve for x
    x = 533,238,245.41/25,757.00
  6. Step 6: Final answer
    x = 20,702.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.