Home / 18,973.14-28,460.82-5,825.64

Finding the Fourth Proportional to 18,973.14, 28,460.82 and 5,825.64

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Solution

The fourth proportional to 18,973.14, 28,460.82 and 5,825.64 is: 8,738.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.14 : 28,460.82 = 5,825.64 : x
  2. Step 2: Convert to fraction form
    18,973.14/28,460.82 = 5,825.64/x
  3. Step 3: Cross multiply
    18,973.14x = 28,460.82 × 5,825.64
  4. Step 4: Simplify right side
    18,973.14x = 165,802,491.42
  5. Step 5: Solve for x
    x = 165,802,491.42/18,973.14
  6. Step 6: Final answer
    x = 8,738.80

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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.