Home / 49,538.39-74,344.50-19,956.51

Finding the Fourth Proportional to 49,538.39, 74,344.50 and 19,956.51

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Solution

The fourth proportional to 49,538.39, 74,344.50 and 19,956.51 is: 29,949.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538.39 : 74,344.50 = 19,956.51 : x
  2. Step 2: Convert to fraction form
    49,538.39/74,344.50 = 19,956.51/x
  3. Step 3: Cross multiply
    49,538.39x = 74,344.50 × 19,956.51
  4. Step 4: Simplify right side
    49,538.39x = 1,483,656,757.70
  5. Step 5: Solve for x
    x = 1,483,656,757.70/49,538.39
  6. Step 6: Final answer
    x = 29,949.64

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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.