Home / 49,671.07-68,546.75-28,450.31

Finding the Fourth Proportional to 49,671.07, 68,546.75 and 28,450.31

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Solution

The fourth proportional to 49,671.07, 68,546.75 and 28,450.31 is: 39,261.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,671.07 : 68,546.75 = 28,450.31 : x
  2. Step 2: Convert to fraction form
    49,671.07/68,546.75 = 28,450.31/x
  3. Step 3: Cross multiply
    49,671.07x = 68,546.75 × 28,450.31
  4. Step 4: Simplify right side
    49,671.07x = 1,950,176,316.11
  5. Step 5: Solve for x
    x = 1,950,176,316.11/49,671.07
  6. Step 6: Final answer
    x = 39,261.82

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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.