Home / 34,678.62-51,934.65-19,842.54

Finding the Fourth Proportional to 34,678.62, 51,934.65 and 19,842.54

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Solution

The fourth proportional to 34,678.62, 51,934.65 and 19,842.54 is: 29,716.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,678.62 : 51,934.65 = 19,842.54 : x
  2. Step 2: Convert to fraction form
    34,678.62/51,934.65 = 19,842.54/x
  3. Step 3: Cross multiply
    34,678.62x = 51,934.65 × 19,842.54
  4. Step 4: Simplify right side
    34,678.62x = 1,030,515,370.01
  5. Step 5: Solve for x
    x = 1,030,515,370.01/34,678.62
  6. Step 6: Final answer
    x = 29,716.16

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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.