Home / 26,476.16-39,705.82-8,702.72

Finding the Fourth Proportional to 26,476.16, 39,705.82 and 8,702.72

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Solution

The fourth proportional to 26,476.16, 39,705.82 and 8,702.72 is: 13,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,476.16 : 39,705.82 = 8,702.72 : x
  2. Step 2: Convert to fraction form
    26,476.16/39,705.82 = 8,702.72/x
  3. Step 3: Cross multiply
    26,476.16x = 39,705.82 × 8,702.72
  4. Step 4: Simplify right side
    26,476.16x = 345,548,435.30
  5. Step 5: Solve for x
    x = 345,548,435.30/26,476.16
  6. Step 6: Final answer
    x = 13,051.31

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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.