Home / 52,704.14-79,066.78-19,424.36

Finding the Fourth Proportional to 52,704.14, 79,066.78 and 19,424.36

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Solution

The fourth proportional to 52,704.14, 79,066.78 and 19,424.36 is: 29,140.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,704.14 : 79,066.78 = 19,424.36 : x
  2. Step 2: Convert to fraction form
    52,704.14/79,066.78 = 19,424.36/x
  3. Step 3: Cross multiply
    52,704.14x = 79,066.78 × 19,424.36
  4. Step 4: Simplify right side
    52,704.14x = 1,535,821,747.87
  5. Step 5: Solve for x
    x = 1,535,821,747.87/52,704.14
  6. Step 6: Final answer
    x = 29,140.44

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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.