Home / 26,553.37-39,830.13-11,762.42

Finding the Fourth Proportional to 26,553.37, 39,830.13 and 11,762.42

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Solution

The fourth proportional to 26,553.37, 39,830.13 and 11,762.42 is: 17,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.37 : 39,830.13 = 11,762.42 : x
  2. Step 2: Convert to fraction form
    26,553.37/39,830.13 = 11,762.42/x
  3. Step 3: Cross multiply
    26,553.37x = 39,830.13 × 11,762.42
  4. Step 4: Simplify right side
    26,553.37x = 468,498,518.56
  5. Step 5: Solve for x
    x = 468,498,518.56/26,553.37
  6. Step 6: Final answer
    x = 17,643.66

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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.