Home / 27,702.96-41,494.76-18,769.28

Finding the Fourth Proportional to 27,702.96, 41,494.76 and 18,769.28

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Solution

The fourth proportional to 27,702.96, 41,494.76 and 18,769.28 is: 28,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,702.96 : 41,494.76 = 18,769.28 : x
  2. Step 2: Convert to fraction form
    27,702.96/41,494.76 = 18,769.28/x
  3. Step 3: Cross multiply
    27,702.96x = 41,494.76 × 18,769.28
  4. Step 4: Simplify right side
    27,702.96x = 778,826,601.95
  5. Step 5: Solve for x
    x = 778,826,601.95/27,702.96
  6. Step 6: Final answer
    x = 28,113.48

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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.