Home / 46,619.24-69,956.38-21,668

Finding the Fourth Proportional to 46,619.24, 69,956.38 and 21,668

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Solution

The fourth proportional to 46,619.24, 69,956.38 and 21,668 is: 32,514.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,619.24 : 69,956.38 = 21,668 : x
  2. Step 2: Convert to fraction form
    46,619.24/69,956.38 = 21,668/x
  3. Step 3: Cross multiply
    46,619.24x = 69,956.38 × 21,668
  4. Step 4: Simplify right side
    46,619.24x = 1,515,814,841.84
  5. Step 5: Solve for x
    x = 1,515,814,841.84/46,619.24
  6. Step 6: Final answer
    x = 32,514.79

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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.