Home / 26,783.82-36,961.70-14,847.30

Finding the Fourth Proportional to 26,783.82, 36,961.70 and 14,847.30

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Solution

The fourth proportional to 26,783.82, 36,961.70 and 14,847.30 is: 20,489.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,783.82 : 36,961.70 = 14,847.30 : x
  2. Step 2: Convert to fraction form
    26,783.82/36,961.70 = 14,847.30/x
  3. Step 3: Cross multiply
    26,783.82x = 36,961.70 × 14,847.30
  4. Step 4: Simplify right side
    26,783.82x = 548,781,374.17
  5. Step 5: Solve for x
    x = 548,781,374.17/26,783.82
  6. Step 6: Final answer
    x = 20,489.29

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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.