Home / 26,895.16-40,334.34-18,628.36

Finding the Fourth Proportional to 26,895.16, 40,334.34 and 18,628.36

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Solution

The fourth proportional to 26,895.16, 40,334.34 and 18,628.36 is: 27,936.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,895.16 : 40,334.34 = 18,628.36 : x
  2. Step 2: Convert to fraction form
    26,895.16/40,334.34 = 18,628.36/x
  3. Step 3: Cross multiply
    26,895.16x = 40,334.34 × 18,628.36
  4. Step 4: Simplify right side
    26,895.16x = 751,362,605.88
  5. Step 5: Solve for x
    x = 751,362,605.88/26,895.16
  6. Step 6: Final answer
    x = 27,936.72

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1.5x scale

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.