Home / 49,677.58-74,517.22-14,139.81

Finding the Fourth Proportional to 49,677.58, 74,517.22 and 14,139.81

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Solution

The fourth proportional to 49,677.58, 74,517.22 and 14,139.81 is: 21,209.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,677.58 : 74,517.22 = 14,139.81 : x
  2. Step 2: Convert to fraction form
    49,677.58/74,517.22 = 14,139.81/x
  3. Step 3: Cross multiply
    49,677.58x = 74,517.22 × 14,139.81
  4. Step 4: Simplify right side
    49,677.58x = 1,053,659,274.20
  5. Step 5: Solve for x
    x = 1,053,659,274.20/49,677.58
  6. Step 6: Final answer
    x = 21,209.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.