Home / 26,333.40-39,456.36-18,525.81

Finding the Fourth Proportional to 26,333.40, 39,456.36 and 18,525.81

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Solution

The fourth proportional to 26,333.40, 39,456.36 and 18,525.81 is: 27,757.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,333.40 : 39,456.36 = 18,525.81 : x
  2. Step 2: Convert to fraction form
    26,333.40/39,456.36 = 18,525.81/x
  3. Step 3: Cross multiply
    26,333.40x = 39,456.36 × 18,525.81
  4. Step 4: Simplify right side
    26,333.40x = 730,961,028.65
  5. Step 5: Solve for x
    x = 730,961,028.65/26,333.40
  6. Step 6: Final answer
    x = 27,757.94

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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.