Home / 19,742.88-29,619.45-5,891.88

Finding the Fourth Proportional to 19,742.88, 29,619.45 and 5,891.88

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Solution

The fourth proportional to 19,742.88, 29,619.45 and 5,891.88 is: 8,839.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.88 : 29,619.45 = 5,891.88 : x
  2. Step 2: Convert to fraction form
    19,742.88/29,619.45 = 5,891.88/x
  3. Step 3: Cross multiply
    19,742.88x = 29,619.45 × 5,891.88
  4. Step 4: Simplify right side
    19,742.88x = 174,514,245.07
  5. Step 5: Solve for x
    x = 174,514,245.07/19,742.88
  6. Step 6: Final answer
    x = 8,839.35

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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.