Home / 48,676.70-67,188.22-28,537.94

Finding the Fourth Proportional to 48,676.70, 67,188.22 and 28,537.94

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Solution

The fourth proportional to 48,676.70, 67,188.22 and 28,537.94 is: 39,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,676.70 : 67,188.22 = 28,537.94 : x
  2. Step 2: Convert to fraction form
    48,676.70/67,188.22 = 28,537.94/x
  3. Step 3: Cross multiply
    48,676.70x = 67,188.22 × 28,537.94
  4. Step 4: Simplify right side
    48,676.70x = 1,917,413,391.07
  5. Step 5: Solve for x
    x = 1,917,413,391.07/48,676.70
  6. Step 6: Final answer
    x = 39,390.78

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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.