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Finding the Fourth Proportional to 19,255, 28,878.06 and 6,104.92

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Solution

The fourth proportional to 19,255, 28,878.06 and 6,104.92 is: 9,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255 : 28,878.06 = 6,104.92 : x
  2. Step 2: Convert to fraction form
    19,255/28,878.06 = 6,104.92/x
  3. Step 3: Cross multiply
    19,255x = 28,878.06 × 6,104.92
  4. Step 4: Simplify right side
    19,255x = 176,298,246.06
  5. Step 5: Solve for x
    x = 176,298,246.06/19,255
  6. Step 6: Final answer
    x = 9,155.97

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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.