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Finding the Fourth Proportional to 26,702.58, 36,847.06 and 14,765.65

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Solution

The fourth proportional to 26,702.58, 36,847.06 and 14,765.65 is: 20,375.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,702.58 : 36,847.06 = 14,765.65 : x
  2. Step 2: Convert to fraction form
    26,702.58/36,847.06 = 14,765.65/x
  3. Step 3: Cross multiply
    26,702.58x = 36,847.06 × 14,765.65
  4. Step 4: Simplify right side
    26,702.58x = 544,070,791.49
  5. Step 5: Solve for x
    x = 544,070,791.49/26,702.58
  6. Step 6: Final answer
    x = 20,375.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.