Home / 26,625.08-39,942.41-9,090.81

Finding the Fourth Proportional to 26,625.08, 39,942.41 and 9,090.81

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Solution

The fourth proportional to 26,625.08, 39,942.41 and 9,090.81 is: 13,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,625.08 : 39,942.41 = 9,090.81 : x
  2. Step 2: Convert to fraction form
    26,625.08/39,942.41 = 9,090.81/x
  3. Step 3: Cross multiply
    26,625.08x = 39,942.41 × 9,090.81
  4. Step 4: Simplify right side
    26,625.08x = 363,108,814.80
  5. Step 5: Solve for x
    x = 363,108,814.80/26,625.08
  6. Step 6: Final answer
    x = 13,637.85

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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.