Home / 45,919.32-63,375-25,505.96

Finding the Fourth Proportional to 45,919.32, 63,375 and 25,505.96

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Solution

The fourth proportional to 45,919.32, 63,375 and 25,505.96 is: 35,201.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,919.32 : 63,375 = 25,505.96 : x
  2. Step 2: Convert to fraction form
    45,919.32/63,375 = 25,505.96/x
  3. Step 3: Cross multiply
    45,919.32x = 63,375 × 25,505.96
  4. Step 4: Simplify right side
    45,919.32x = 1,616,440,215
  5. Step 5: Solve for x
    x = 1,616,440,215/45,919.32
  6. Step 6: Final answer
    x = 35,201.75

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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.