Home / 26,550.42-39,850.24-13,412.02

Finding the Fourth Proportional to 26,550.42, 39,850.24 and 13,412.02

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Solution

The fourth proportional to 26,550.42, 39,850.24 and 13,412.02 is: 20,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,550.42 : 39,850.24 = 13,412.02 : x
  2. Step 2: Convert to fraction form
    26,550.42/39,850.24 = 13,412.02/x
  3. Step 3: Cross multiply
    26,550.42x = 39,850.24 × 13,412.02
  4. Step 4: Simplify right side
    26,550.42x = 534,472,215.88
  5. Step 5: Solve for x
    x = 534,472,215.88/26,550.42
  6. Step 6: Final answer
    x = 20,130.46

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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.