Home / 26,777.65-40,150.26-11,983.81

Finding the Fourth Proportional to 26,777.65, 40,150.26 and 11,983.81

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Solution

The fourth proportional to 26,777.65, 40,150.26 and 11,983.81 is: 17,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.65 : 40,150.26 = 11,983.81 : x
  2. Step 2: Convert to fraction form
    26,777.65/40,150.26 = 11,983.81/x
  3. Step 3: Cross multiply
    26,777.65x = 40,150.26 × 11,983.81
  4. Step 4: Simplify right side
    26,777.65x = 481,153,087.29
  5. Step 5: Solve for x
    x = 481,153,087.29/26,777.65
  6. Step 6: Final answer
    x = 17,968.46

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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.