Home / 15,619.69-23,429.51-3,932.91

Finding the Fourth Proportional to 15,619.69, 23,429.51 and 3,932.91

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Solution

The fourth proportional to 15,619.69, 23,429.51 and 3,932.91 is: 5,899.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.69 : 23,429.51 = 3,932.91 : x
  2. Step 2: Convert to fraction form
    15,619.69/23,429.51 = 3,932.91/x
  3. Step 3: Cross multiply
    15,619.69x = 23,429.51 × 3,932.91
  4. Step 4: Simplify right side
    15,619.69x = 92,146,164.01
  5. Step 5: Solve for x
    x = 92,146,164.01/15,619.69
  6. Step 6: Final answer
    x = 5,899.36

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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.