Home / 26,781.75-36,943.43-16,705.35

Finding the Fourth Proportional to 26,781.75, 36,943.43 and 16,705.35

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Solution

The fourth proportional to 26,781.75, 36,943.43 and 16,705.35 is: 23,043.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,781.75 : 36,943.43 = 16,705.35 : x
  2. Step 2: Convert to fraction form
    26,781.75/36,943.43 = 16,705.35/x
  3. Step 3: Cross multiply
    26,781.75x = 36,943.43 × 16,705.35
  4. Step 4: Simplify right side
    26,781.75x = 617,152,844.82
  5. Step 5: Solve for x
    x = 617,152,844.82/26,781.75
  6. Step 6: Final answer
    x = 23,043.78

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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.