Home / 19,011.97-28,521.75-5,863.84

Finding the Fourth Proportional to 19,011.97, 28,521.75 and 5,863.84

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Solution

The fourth proportional to 19,011.97, 28,521.75 and 5,863.84 is: 8,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.97 : 28,521.75 = 5,863.84 : x
  2. Step 2: Convert to fraction form
    19,011.97/28,521.75 = 5,863.84/x
  3. Step 3: Cross multiply
    19,011.97x = 28,521.75 × 5,863.84
  4. Step 4: Simplify right side
    19,011.97x = 167,246,978.52
  5. Step 5: Solve for x
    x = 167,246,978.52/19,011.97
  6. Step 6: Final answer
    x = 8,796.93

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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.