Home / 45,654.41-63,005.51-25,511.78

Finding the Fourth Proportional to 45,654.41, 63,005.51 and 25,511.78

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Solution

The fourth proportional to 45,654.41, 63,005.51 and 25,511.78 is: 35,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,654.41 : 63,005.51 = 25,511.78 : x
  2. Step 2: Convert to fraction form
    45,654.41/63,005.51 = 25,511.78/x
  3. Step 3: Cross multiply
    45,654.41x = 63,005.51 × 25,511.78
  4. Step 4: Simplify right side
    45,654.41x = 1,607,382,458.66
  5. Step 5: Solve for x
    x = 1,607,382,458.66/45,654.41
  6. Step 6: Final answer
    x = 35,207.61

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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.