Home / 53,651.41-74,042.41-29,778.09

Finding the Fourth Proportional to 53,651.41, 74,042.41 and 29,778.09

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Solution

The fourth proportional to 53,651.41, 74,042.41 and 29,778.09 is: 41,095.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,651.41 : 74,042.41 = 29,778.09 : x
  2. Step 2: Convert to fraction form
    53,651.41/74,042.41 = 29,778.09/x
  3. Step 3: Cross multiply
    53,651.41x = 74,042.41 × 29,778.09
  4. Step 4: Simplify right side
    53,651.41x = 2,204,841,548.80
  5. Step 5: Solve for x
    x = 2,204,841,548.80/53,651.41
  6. Step 6: Final answer
    x = 41,095.69

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1.5x scale

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.