Home / 26,635.17-36,723.87-21,580.77

Finding the Fourth Proportional to 26,635.17, 36,723.87 and 21,580.77

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Solution

The fourth proportional to 26,635.17, 36,723.87 and 21,580.77 is: 29,755.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,635.17 : 36,723.87 = 21,580.77 : x
  2. Step 2: Convert to fraction form
    26,635.17/36,723.87 = 21,580.77/x
  3. Step 3: Cross multiply
    26,635.17x = 36,723.87 × 21,580.77
  4. Step 4: Simplify right side
    26,635.17x = 792,529,323.12
  5. Step 5: Solve for x
    x = 792,529,323.12/26,635.17
  6. Step 6: Final answer
    x = 29,755.00

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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.