Home / 53,658.94-74,049.30-29,785.57

Finding the Fourth Proportional to 53,658.94, 74,049.30 and 29,785.57

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Solution

The fourth proportional to 53,658.94, 74,049.30 and 29,785.57 is: 41,104.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,658.94 : 74,049.30 = 29,785.57 : x
  2. Step 2: Convert to fraction form
    53,658.94/74,049.30 = 29,785.57/x
  3. Step 3: Cross multiply
    53,658.94x = 74,049.30 × 29,785.57
  4. Step 4: Simplify right side
    53,658.94x = 2,205,600,608.60
  5. Step 5: Solve for x
    x = 2,205,600,608.60/53,658.94
  6. Step 6: Final answer
    x = 41,104.07

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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.