Home / 49,264.70-67,985.36-28,043.96

Finding the Fourth Proportional to 49,264.70, 67,985.36 and 28,043.96

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Solution

The fourth proportional to 49,264.70, 67,985.36 and 28,043.96 is: 38,700.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,264.70 : 67,985.36 = 28,043.96 : x
  2. Step 2: Convert to fraction form
    49,264.70/67,985.36 = 28,043.96/x
  3. Step 3: Cross multiply
    49,264.70x = 67,985.36 × 28,043.96
  4. Step 4: Simplify right side
    49,264.70x = 1,906,578,716.43
  5. Step 5: Solve for x
    x = 1,906,578,716.43/49,264.70
  6. Step 6: Final answer
    x = 38,700.71

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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.