Home / 19,285.39-28,848.08-18,104.41

Finding the Fourth Proportional to 19,285.39, 28,848.08 and 18,104.41

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Solution

The fourth proportional to 19,285.39, 28,848.08 and 18,104.41 is: 27,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.39 : 28,848.08 = 18,104.41 : x
  2. Step 2: Convert to fraction form
    19,285.39/28,848.08 = 18,104.41/x
  3. Step 3: Cross multiply
    19,285.39x = 28,848.08 × 18,104.41
  4. Step 4: Simplify right side
    19,285.39x = 522,277,468.03
  5. Step 5: Solve for x
    x = 522,277,468.03/19,285.39
  6. Step 6: Final answer
    x = 27,081.51

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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.